25047375508837 has 32 divisors (see below), whose sum is σ = 28297581580800. Its totient is φ = 21961098432000.

The previous prime is 25047375508789. The next prime is 25047375508847. The reversal of 25047375508837 is 73880557374052.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-25047375508837 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25047375508847) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1165688308 + ... + 1165709794.

It is an arithmetic number, because the mean of its divisors is an integer number (884299424400).

Almost surely, 2^{25047375508837} is an apocalyptic number.

It is an amenable number.

25047375508837 is a deficient number, since it is larger than the sum of its proper divisors (3250206071963).

25047375508837 is a wasteful number, since it uses less digits than its factorization.

25047375508837 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25357.

The product of its (nonzero) digits is 197568000, while the sum is 64.

The spelling of 25047375508837 in words is "twenty-five trillion, forty-seven billion, three hundred seventy-five million, five hundred eight thousand, eight hundred thirty-seven".