251960130200 has 24 divisors (see below), whose sum is σ = 585807303180. Its totient is φ = 100784052000.

The previous prime is 251960130181. The next prime is 251960130221. The reversal of 251960130200 is 2031069152.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 629900126 + ... + 629900525.

Almost surely, 2^251960130200 is an apocalyptic number.

251960130200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

251960130200 is an abundant number, since it is smaller than the sum of its proper divisors (333847172980).

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

251960130200 is a wasteful number, since it uses less digits than its factorization.

251960130200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1259800667 (or 1259800658 counting only the distinct ones).

The product of its (nonzero) digits is 3240, while the sum is 29.

Adding to 251960130200 its reverse (2031069152), we get a palindrome (253991199352).

The spelling of 251960130200 in words is "two hundred fifty-one billion, nine hundred sixty million, one hundred thirty thousand, two hundred".