25462402032 has 40 divisors (see below), whose sum is σ = 65802296320. Its totient is φ = 8484315840.

The previous prime is 25462401989. The next prime is 25462402081. The reversal of 25462402032 is 23020426452.

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, 33969 + ... + 228207.

It is an arithmetic number, because the mean of its divisors is an integer number (1645057408).

Almost surely, 2^25462402032 is an apocalyptic number.

It is an amenable number.

25462402032 is an abundant number, since it is smaller than the sum of its proper divisors (40339894288).

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

25462402032 is a wasteful number, since it uses less digits than its factorization.

25462402032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 196981 (or 196975 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 30.

Adding to 25462402032 its reverse (23020426452), we get a palindrome (48482828484).

The spelling of 25462402032 in words is "twenty-five billion, four hundred sixty-two million, four hundred two thousand, thirty-two".