51732355994 has 16 divisors (see below), whose sum is σ = 84656589696. Its totient is φ = 23513695200.

The previous prime is 51732355943. The next prime is 51732355999. The reversal of 51732355994 is 49955323715.

It is not an unprimeable number, because it can be changed into a prime (51732355999) 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 7 ways as a sum of consecutive naturals, for example, 762479 + ... + 827549.

It is an arithmetic number, because the mean of its divisors is an integer number (5291036856).

Almost surely, 2^51732355994 is an apocalyptic number.

51732355994 is a deficient number, since it is larger than the sum of its proper divisors (32924233702).

51732355994 is a wasteful number, since it uses less digits than its factorization.

51732355994 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101221.

The product of its digits is 5103000, while the sum is 53.

The spelling of 51732355994 in words is "fifty-one billion, seven hundred thirty-two million, three hundred fifty-five thousand, nine hundred ninety-four".