25092516421297 has 32 divisors (see below), whose sum is σ = 28617037102080. Its totient is φ = 21826943424000.

The previous prime is 25092516421279. The next prime is 25092516421307. The reversal of 25092516421297 is 79212461529052.

It is a happy number.

It is not a de Polignac number, because 25092516421297 - 2⁷ = 25092516421169 is a prime.

It is a super-3 number, since 3×25092516421297³ (a number of 41 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (25092516421207) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 9632547 + ... + 11957047.

It is an arithmetic number, because the mean of its divisors is an integer number (894282409440).

Almost surely, 2^{25092516421297} is an apocalyptic number.

It is an amenable number.

25092516421297 is a deficient number, since it is larger than the sum of its proper divisors (3524520680783).

25092516421297 is a wasteful number, since it uses less digits than its factorization.

25092516421297 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2325073.

The product of its (nonzero) digits is 5443200, while the sum is 55.

The spelling of 25092516421297 in words is "twenty-five trillion, ninety-two billion, five hundred sixteen million, four hundred twenty-one thousand, two hundred ninety-seven".