6677756802 has 20 divisors (see below), whose sum is σ = 14963122086. Its totient is φ = 2225918880.

The previous prime is 6677756801. The next prime is 6677756807. The reversal of 6677756802 is 2086577766.

6677756802 is a `hidden beast` number, since 6 + 6 + 7 + 77 + 568 + 0 + 2 = 666.

It can be written as a sum of positive squares in only one way, i.e., 4866318081 + 1811438721 = 69759^2 + 42561^2 .

It is a super-3 number, since 3×6677756802³ (a number of 30 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is not an unprimeable number, because it can be changed into a prime (6677756801) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 20610199 + ... + 20610522.

Almost surely, 2^6677756802 is an apocalyptic number.

6677756802 is an abundant number, since it is smaller than the sum of its proper divisors (8285365284).

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

6677756802 is a wasteful number, since it uses less digits than its factorization.

6677756802 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41220735 (or 41220726 counting only the distinct ones).

The product of its (nonzero) digits is 5927040, while the sum is 54.

The square root of 6677756802 is about 81717.5428044676. The cubic root of 6677756802 is about 1883.1151012924.

The spelling of 6677756802 in words is "six billion, six hundred seventy-seven million, seven hundred fifty-six thousand, eight hundred two".