25374920536 has 32 divisors (see below), whose sum is σ = 54388880640. Its totient is φ = 10872155808.

The previous prime is 25374920521. The next prime is 25374920573. The reversal of 25374920536 is 63502947352.

It is a super-3 number, since 3×25374920536³ (a number of 32 digits) contains 333 as substring.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 167851 + ... + 280933.

It is an arithmetic number, because the mean of its divisors is an integer number (1699652520).

Almost surely, 2^25374920536 is an apocalyptic number.

It is an amenable number.

25374920536 is an abundant number, since it is smaller than the sum of its proper divisors (29013960104).

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

25374920536 is a wasteful number, since it uses less digits than its factorization.

25374920536 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 117103 (or 117099 counting only the distinct ones).

The product of its (nonzero) digits is 1360800, while the sum is 46.

The spelling of 25374920536 in words is "twenty-five billion, three hundred seventy-four million, nine hundred twenty thousand, five hundred thirty-six".