651577331162 has 4 divisors (see below), whose sum is σ = 977365996746. Its totient is φ = 325788665580.

The previous prime is 651577331147. The next prime is 651577331183. The reversal of 651577331162 is 261133775156.

651577331162 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 650698742281 + 878588881 = 806659^2 + 29641^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 162894332789 + ... + 162894332792.

Almost surely, 2^651577331162 is an apocalyptic number.

651577331162 is a deficient number, since it is larger than the sum of its proper divisors (325788665584).

651577331162 is a wasteful number, since it uses less digits than its factorization.

651577331162 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 325788665583.

The product of its digits is 793800, while the sum is 47.

The spelling of 651577331162 in words is "six hundred fifty-one billion, five hundred seventy-seven million, three hundred thirty-one thousand, one hundred sixty-two".