25347052267040 has 144 divisors (see below), whose sum is σ = 69963324442200. Its totient is φ = 8652467884032.

The previous prime is 25347052267021. The next prime is 25347052267073. The reversal of 25347052267040 is 4076225074352.

It can be written as a sum of positive squares in 4 ways, for example, as 20102274405136 + 5244777861904 = 4483556^2 + 2290148^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5263685 + ... + 8854404.

Almost surely, 2^{25347052267040} is an apocalyptic number.

25347052267040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

25347052267040 is an abundant number, since it is smaller than the sum of its proper divisors (44616272175160).

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

25347052267040 is a wasteful number, since it uses less digits than its factorization.

25347052267040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14118347 (or 14118332 counting only the distinct ones).

The product of its (nonzero) digits is 2822400, while the sum is 47.

The spelling of 25347052267040 in words is "twenty-five trillion, three hundred forty-seven billion, fifty-two million, two hundred sixty-seven thousand, forty".