25022516250 has 40 divisors (see below), whose sum is σ = 62536281984. Its totient is φ = 6672670000.

The previous prime is 25022516243. The next prime is 25022516273. The reversal of 25022516250 is 5261522052.

It is a super-2 number, since 2×25022516250² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 3332586 + ... + 3340085.

Almost surely, 2^25022516250 is an apocalyptic number.

25022516250 is an abundant number, since it is smaller than the sum of its proper divisors (37513765734).

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

25022516250 is an equidigital number, since it uses as much as digits as its factorization.

25022516250 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6672696 (or 6672681 counting only the distinct ones).

The product of its (nonzero) digits is 12000, while the sum is 30.

The spelling of 25022516250 in words is "twenty-five billion, twenty-two million, five hundred sixteen thousand, two hundred fifty".