51023422200 has 96 divisors (see below), whose sum is σ = 158230341360. Its totient is φ = 13601280000.

The previous prime is 51023422127. The next prime is 51023422201. The reversal of 51023422200 is 222432015.

It is a super-2 number, since 2×51023422200² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51023422201) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1808200 + ... + 1836200.

Almost surely, 2^51023422200 is an apocalyptic number.

51023422200 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

51023422200 is an abundant number, since it is smaller than the sum of its proper divisors (107206919160).

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

51023422200 is a wasteful number, since it uses less digits than its factorization.

51023422200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31057 (or 31048 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 21.

Adding to 51023422200 its reverse (222432015), we get a palindrome (51245854215).

The spelling of 51023422200 in words is "fifty-one billion, twenty-three million, four hundred twenty-two thousand, two hundred".