51324543622 has 24 divisors (see below), whose sum is σ = 84634603200. Its totient is φ = 23325828240.

The previous prime is 51324543601. The next prime is 51324543623. The reversal of 51324543622 is 22634542315.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51324543623) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2273004 + ... + 2295472.

It is an arithmetic number, because the mean of its divisors is an integer number (3526441800).

Almost surely, 2^51324543622 is an apocalyptic number.

51324543622 is a deficient number, since it is larger than the sum of its proper divisors (33310059578).

51324543622 is a wasteful number, since it uses less digits than its factorization.

51324543622 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31932 (or 31921 counting only the distinct ones).

The product of its digits is 172800, while the sum is 37.

The spelling of 51324543622 in words is "fifty-one billion, three hundred twenty-four million, five hundred forty-three thousand, six hundred twenty-two".