5177531812 has 6 divisors (see below), whose sum is σ = 9060680678. Its totient is φ = 2588765904.

The previous prime is 5177531803. The next prime is 5177531813. The reversal of 5177531812 is 2181357715.

It can be written as a sum of positive squares in only one way, i.e., 4508585316 + 668946496 = 67146^2 + 25864^2 .

It is not an unprimeable number, because it can be changed into a prime (5177531813) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 647191473 + ... + 647191480.

Almost surely, 2^5177531812 is an apocalyptic number.

It is an amenable number.

5177531812 is a deficient number, since it is larger than the sum of its proper divisors (3883148866).

5177531812 is a wasteful number, since it uses less digits than its factorization.

5177531812 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1294382957 (or 1294382955 counting only the distinct ones).

The product of its digits is 58800, while the sum is 40.

The square root of 5177531812 is about 71955.0680077505. The cubic root of 5177531812 is about 1729.9793744965.

The spelling of 5177531812 in words is "five billion, one hundred seventy-seven million, five hundred thirty-one thousand, eight hundred twelve".