25235730522364 has 24 divisors (see below), whose sum is σ = 44486463067200. Its totient is φ = 12525319047936.

The previous prime is 25235730522347. The next prime is 25235730522371. The reversal of 25235730522364 is 46322503753252.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14895949 + ... + 16503355.

It is an arithmetic number, because the mean of its divisors is an integer number (1853602627800).

Almost surely, 2^{25235730522364} is an apocalyptic number.

It is an amenable number.

25235730522364 is a deficient number, since it is larger than the sum of its proper divisors (19250732544836).

25235730522364 is a wasteful number, since it uses less digits than its factorization.

25235730522364 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1636197 (or 1636195 counting only the distinct ones).

The product of its (nonzero) digits is 9072000, while the sum is 49.

The spelling of 25235730522364 in words is "twenty-five trillion, two hundred thirty-five billion, seven hundred thirty million, five hundred twenty-two thousand, three hundred sixty-four".