1424024555625 has 135 divisors (see below), whose sum is σ = 2991294840963. Its totient is φ = 650696256000.

The previous prime is 1424024555623. The next prime is 1424024555683. The reversal of 1424024555625 is 5265554204241.

The square root of 1424024555625 is 1193325.

It is a perfect power (a square), and thus also a powerful number.

1424024555625 is a `hidden beast` number, since 1 + 4 + 2 + 40 + 2 + 45 + 5 + 562 + 5 = 666.

It can be written as a sum of positive squares in 7 ways, for example, as 482084428329 + 941940127296 = 694323^2 + 970536^2 .

It is not a de Polignac number, because 1424024555625 - 2¹ = 1424024555623 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is not an unprimeable number, because it can be changed into a prime (1424024555623) by changing a digit.

It is a polite number, since it can be written in 134 ways as a sum of consecutive naturals, for example, 626494489 + ... + 626496761.

Almost surely, 2^{1424024555625} is an apocalyptic number.

1424024555625 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1424024555625 is the 1193325-th square number.

1424024555625 is the 596663-rd centered octagonal number.

It is an amenable number.

1424024555625 is an abundant number, since it is smaller than the sum of its proper divisors (1567270285338).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1424024555625 is an frugal number, since it uses more digits than its factorization.

1424024555625 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4586 (or 2288 counting only the distinct ones).

The product of its (nonzero) digits is 1920000, while the sum is 45.

Adding to 1424024555625 its reverse (5265554204241), we get a palindrome (6689578759866).

It can be divided in two parts, 1424024 and 555625, that added together give a square (1979649 = 1407²).

The spelling of 1424024555625 in words is "one trillion, four hundred twenty-four billion, twenty-four million, five hundred fifty-five thousand, six hundred twenty-five".