25213722032 has 40 divisors (see below), whose sum is σ = 52619965440. Its totient is φ = 11669739840.

The previous prime is 25213722013. The next prime is 25213722041. The reversal of 25213722032 is 23022731252.

It is a junction number, because it is equal to n+sod(n) for n = 25213721986 and 25213722004.

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, 1093682 + ... + 1116497.

It is an arithmetic number, because the mean of its divisors is an integer number (1315499136).

Almost surely, 2^25213722032 is an apocalyptic number.

It is an amenable number.

25213722032 is an abundant number, since it is smaller than the sum of its proper divisors (27406243408).

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

25213722032 is a wasteful number, since it uses less digits than its factorization.

25213722032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2210241 (or 2210235 counting only the distinct ones).

The product of its (nonzero) digits is 10080, while the sum is 29.

The spelling of 25213722032 in words is "twenty-five billion, two hundred thirteen million, seven hundred twenty-two thousand, thirty-two".