51624245640200 has 96 divisors (see below), whose sum is σ = 122156482080000. Its totient is φ = 20285854617600.

The previous prime is 51624245640193. The next prime is 51624245640239. The reversal of 51624245640200 is 204654242615.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5065241 + ... + 11353640.

It is an arithmetic number, because the mean of its divisors is an integer number (1272463355000).

Almost surely, 2^{51624245640200} is an apocalyptic number.

51624245640200 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

51624245640200 is an abundant number, since it is smaller than the sum of its proper divisors (70532236439800).

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

51624245640200 is a wasteful number, since it uses less digits than its factorization.

51624245640200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16419175 (or 16419166 counting only the distinct ones).

The product of its (nonzero) digits is 460800, while the sum is 41.

Adding to 51624245640200 its reverse (204654242615), we get a palindrome (51828899882815).

The spelling of 51624245640200 in words is "fifty-one trillion, six hundred twenty-four billion, two hundred forty-five million, six hundred forty thousand, two hundred".