25246805132 has 12 divisors (see below), whose sum is σ = 44463323520. Its totient is φ = 12542998416.

The previous prime is 25246805083. The next prime is 25246805153. The reversal of 25246805132 is 23150864252.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20100332 + ... + 20101587.

It is an arithmetic number, because the mean of its divisors is an integer number (3705276960).

Almost surely, 2^25246805132 is an apocalyptic number.

It is an amenable number.

25246805132 is a deficient number, since it is larger than the sum of its proper divisors (19216518388).

25246805132 is a wasteful number, since it uses less digits than its factorization.

25246805132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40202080 (or 40202078 counting only the distinct ones).

The product of its (nonzero) digits is 115200, while the sum is 38.

The spelling of 25246805132 in words is "twenty-five billion, two hundred forty-six million, eight hundred five thousand, one hundred thirty-two".