6511162683204 has 45 divisors (see below), whose sum is σ = 17021585481901. Its totient is φ = 2170372250880.

The previous prime is 6511162683167. The next prime is 6511162683293. The reversal of 6511162683204 is 4023862611156.

The square root of 6511162683204 is 2551698.

It is a perfect power (a square), and thus also a powerful number.

6511162683204 is a `hidden beast` number, since 6 + 5 + 1 + 11 + 626 + 8 + 3 + 2 + 0 + 4 = 666.

It can be written as a sum of positive squares in only one way, i.e., 1235872443204 + 5275290240000 = 1111698^2 + 2296800^2 .

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 6511162683204.

It is an unprimeable number.

It is a polite number, since it can be written in 14 ways as a sum of consecutive naturals, for example, 45859684 + ... + 46001444.

Almost surely, 2^{6511162683204} is an apocalyptic number.

6511162683204 is the 2551698-th square number.

It is an amenable number.

6511162683204 is an abundant number, since it is smaller than the sum of its proper divisors (10510422798697).

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

6511162683204 is an frugal number, since it uses more digits than its factorization.

6511162683204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 283538 (or 141766 counting only the distinct ones).

The product of its (nonzero) digits is 414720, while the sum is 45.

The spelling of 6511162683204 in words is "six trillion, five hundred eleven billion, one hundred sixty-two million, six hundred eighty-three thousand, two hundred four".