1425033541440 has 84 divisors (see below), whose sum is σ = 4901521628484. Its totient is φ = 380008943616.

The previous prime is 1425033541409. The next prime is 1425033541457. The reversal of 1425033541440 is 441453305241.

1425033541440 is a `hidden beast` number, since 1 + 4 + 2 + 503 + 3 + 5 + 4 + 144 + 0 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 1058989181184 + 366044360256 = 1029072^2 + 605016^2 .

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 1425033541395 and 1425033541404.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 247398777 + ... + 247404536.

Almost surely, 2^{1425033541440} is an apocalyptic number.

1425033541440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1425033541440 is an abundant number, since it is smaller than the sum of its proper divisors (3476488087044).

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

1425033541440 is a wasteful number, since it uses less digits than its factorization.

1425033541440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 494803336 (or 494803323 counting only the distinct ones).

The product of its (nonzero) digits is 115200, while the sum is 36.

Adding to 1425033541440 its reverse (441453305241), we get a palindrome (1866486846681).

The spelling of 1425033541440 in words is "one trillion, four hundred twenty-five billion, thirty-three million, five hundred forty-one thousand, four hundred forty".