51324757352 has 32 divisors (see below), whose sum is σ = 105568984800. Its totient is φ = 23199096000.

The previous prime is 51324757349. The next prime is 51324757369. The reversal of 51324757352 is 25375742315.

It is a Harshad number since it is a multiple of its sum of digits (44).

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 1613399 + ... + 1644902.

It is an arithmetic number, because the mean of its divisors is an integer number (3299030775).

Almost surely, 2^51324757352 is an apocalyptic number.

It is an amenable number.

51324757352 is an abundant number, since it is smaller than the sum of its proper divisors (54244227448).

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

51324757352 is a wasteful number, since it uses less digits than its factorization.

51324757352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3258497 (or 3258493 counting only the distinct ones).

The product of its digits is 882000, while the sum is 44.

The spelling of 51324757352 in words is "fifty-one billion, three hundred twenty-four million, seven hundred fifty-seven thousand, three hundred fifty-two".