1425220053140 has 48 divisors (see below), whose sum is σ = 3240997752720. Its totient is φ = 523327703040.

The previous prime is 1425220053109. The next prime is 1425220053143. The reversal of 1425220053140 is 413500225241.

It can be written as a sum of positive squares in 8 ways, for example, as 413340983056 + 1011879070084 = 642916^2 + 1005922^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1425220053143) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15095525 + ... + 15189644.

It is an arithmetic number, because the mean of its divisors is an integer number (67520786515).

Almost surely, 2^{1425220053140} is an apocalyptic number.

1425220053140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1425220053140 is an abundant number, since it is smaller than the sum of its proper divisors (1815777699580).

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

1425220053140 is a wasteful number, since it uses less digits than its factorization.

1425220053140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30285372 (or 30285370 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 29.

Adding to 1425220053140 its reverse (413500225241), we get a palindrome (1838720278381).

The spelling of 1425220053140 in words is "one trillion, four hundred twenty-five billion, two hundred twenty million, fifty-three thousand, one hundred forty".