6777370770444 has 72 divisors (see below), whose sum is σ = 17199670073040. Its totient is φ = 2250160177152.

The previous prime is 6777370770419. The next prime is 6777370770463. The reversal of 6777370770444 is 4440770737776.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 188436007 + ... + 188471969.

It is an arithmetic number, because the mean of its divisors is an integer number (238884306570).

Almost surely, 2^{6777370770444} is an apocalyptic number.

It is an amenable number.

6777370770444 is an abundant number, since it is smaller than the sum of its proper divisors (10422299302596).

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

6777370770444 is a wasteful number, since it uses less digits than its factorization.

6777370770444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56599 (or 56594 counting only the distinct ones).

The product of its (nonzero) digits is 135531648, while the sum is 63.

The spelling of 6777370770444 in words is "six trillion, seven hundred seventy-seven billion, three hundred seventy million, seven hundred seventy thousand, four hundred forty-four".