51732977793 has 48 divisors (see below), whose sum is σ = 82503598464. Its totient is φ = 28729209600.

The previous prime is 51732977749. The next prime is 51732977843. The reversal of 51732977793 is 39777923715.

It is not a de Polignac number, because 51732977793 - 2¹⁷ = 51732846721 is a prime.

It is not an unprimeable number, because it can be changed into a prime (51732977743) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 5091268 + ... + 5101418.

It is an arithmetic number, because the mean of its divisors is an integer number (1718824968).

Almost surely, 2^51732977793 is an apocalyptic number.

It is an amenable number.

51732977793 is a deficient number, since it is larger than the sum of its proper divisors (30770620671).

51732977793 is a wasteful number, since it uses less digits than its factorization.

51732977793 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11142 (or 11135 counting only the distinct ones).

The product of its digits is 17503290, while the sum is 60.

The spelling of 51732977793 in words is "fifty-one billion, seven hundred thirty-two million, nine hundred seventy-seven thousand, seven hundred ninety-three".