25472474012 has 12 divisors (see below), whose sum is σ = 44971315536. Its totient is φ = 12623526720.

The previous prime is 25472474011. The next prime is 25472474021. The reversal of 25472474012 is 21047427452.

It is a super-2 number, since 2×25472474012² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25472474011) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28177064 + ... + 28177967.

It is an arithmetic number, because the mean of its divisors is an integer number (3747609628).

Almost surely, 2^25472474012 is an apocalyptic number.

It is an amenable number.

25472474012 is a deficient number, since it is larger than the sum of its proper divisors (19498841524).

25472474012 is a wasteful number, since it uses less digits than its factorization.

25472474012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56355148 (or 56355146 counting only the distinct ones).

The product of its (nonzero) digits is 125440, while the sum is 38.

The spelling of 25472474012 in words is "twenty-five billion, four hundred seventy-two million, four hundred seventy-four thousand, twelve".