25321125052 has 12 divisors (see below), whose sum is σ = 44521979656. Its totient is φ = 12600559440.

The previous prime is 25321125043. The next prime is 25321125073. The reversal of 25321125052 is 25052112352.

It is a self number, because there is not a number n which added to its sum of digits gives 25321125052.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14999823 + ... + 15001510.

Almost surely, 2^25321125052 is an apocalyptic number.

It is an amenable number.

25321125052 is a deficient number, since it is larger than the sum of its proper divisors (19200854604).

25321125052 is a wasteful number, since it uses less digits than its factorization.

25321125052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30001548 (or 30001546 counting only the distinct ones).

The product of its (nonzero) digits is 6000, while the sum is 28.

The spelling of 25321125052 in words is "twenty-five billion, three hundred twenty-one million, one hundred twenty-five thousand, fifty-two".