6377664232 has 8 divisors (see below), whose sum is σ = 11958120450. Its totient is φ = 3188832112.

The previous prime is 6377664221. The next prime is 6377664277. The reversal of 6377664232 is 2324667736.

It can be written as a sum of positive squares in only one way, i.e., 6321204036 + 56460196 = 79506^2 + 7514^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×6377664232² = 81349202112264299648, which contains 22 as substring.

It is a hoax number, since the sum of its digits (46) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 398604007 + ... + 398604022.

Almost surely, 2^6377664232 is an apocalyptic number.

It is an amenable number.

6377664232 is a deficient number, since it is larger than the sum of its proper divisors (5580456218).

6377664232 is a wasteful number, since it uses less digits than its factorization.

6377664232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 797208035 (or 797208031 counting only the distinct ones).

The product of its digits is 1524096, while the sum is 46.

The square root of 6377664232 is about 79860.2794385294. The cubic root of 6377664232 is about 1854.4731523774.

The spelling of 6377664232 in words is "six billion, three hundred seventy-seven million, six hundred sixty-four thousand, two hundred thirty-two".