25630425300 has 36 divisors (see below), whose sum is σ = 74157364736. Its totient is φ = 6834780000.

The previous prime is 25630425239. The next prime is 25630425319. The reversal of 25630425300 is 352403652.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 42717076 + ... + 42717675.

Almost surely, 2^25630425300 is an apocalyptic number.

25630425300 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

25630425300 is an abundant number, since it is smaller than the sum of its proper divisors (48526939436).

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

25630425300 is a wasteful number, since it uses less digits than its factorization.

25630425300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85434768 (or 85434761 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 30.

Adding to 25630425300 its reverse (352403652), we get a palindrome (25982828952).

The spelling of 25630425300 in words is "twenty-five billion, six hundred thirty million, four hundred twenty-five thousand, three hundred".