51314425000 has 48 divisors (see below), whose sum is σ = 120260545020. Its totient is φ = 20525760000.

The previous prime is 51314424991. The next prime is 51314425031. The reversal of 51314425000 is 52441315.

It is a happy number.

It can be written as a sum of positive squares in 6 ways, for example, as 3001505796 + 48312919204 = 54786^2 + 219802^2 .

It is a Harshad number since it is a multiple of its sum of digits (25).

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, 1001289 + ... + 1051288.

Almost surely, 2^51314425000 is an apocalyptic number.

51314425000 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

51314425000 is an abundant number, since it is smaller than the sum of its proper divisors (68946120020).

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

51314425000 is an equidigital number, since it uses as much as digits as its factorization.

51314425000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2052608 (or 2052584 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 25.

Adding to 51314425000 its reverse (52441315), we get a palindrome (51366866315).

The spelling of 51314425000 in words is "fifty-one billion, three hundred fourteen million, four hundred twenty-five thousand".