6377777730 has 64 divisors (see below), whose sum is σ = 17593891200. Its totient is φ = 1642092480.

The previous prime is 6377777729. The next prime is 6377777767. The reversal of 6377777730 is 377777736.

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

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 399436 + ... + 415095.

It is an arithmetic number, because the mean of its divisors is an integer number (274904550).

Almost surely, 2^6377777730 is an apocalyptic number.

6377777730 is an abundant number, since it is smaller than the sum of its proper divisors (11216113470).

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

6377777730 is a wasteful number, since it uses less digits than its factorization.

6377777730 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 814576 (or 814570 counting only the distinct ones).

The product of its (nonzero) digits is 6353046, while the sum is 54.

The square root of 6377777730 is about 79860.9900389420. The cubic root of 6377777730 is about 1854.4841531522.

The spelling of 6377777730 in words is "six billion, three hundred seventy-seven million, seven hundred seventy-seven thousand, seven hundred thirty".