6377997736 has 64 divisors (see below), whose sum is σ = 13322983680. Its totient is φ = 2838113280.

The previous prime is 6377997707. The next prime is 6377997739.

6377997736 is nontrivially palindromic in base 10.

It is a super-2 number, since 2×6377997736² = 81357710240842251392, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (6377997739) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 876465 + ... + 883711.

It is an arithmetic number, because the mean of its divisors is an integer number (208171620).

Almost surely, 2^6377997736 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6377997736, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6661491840).

6377997736 is an abundant number, since it is smaller than the sum of its proper divisors (6944985944).

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

6377997736 is a wasteful number, since it uses less digits than its factorization.

6377997736 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7474 (or 7470 counting only the distinct ones).

The product of its digits is 63011844, while the sum is 64.

The square root of 6377997736 is about 79862.3674580212. The cubic root of 6377997736 is about 1854.5054768257.

The spelling of 6377997736 in words is "six billion, three hundred seventy-seven million, nine hundred ninety-seven thousand, seven hundred thirty-six".