6374744964 has 81 divisors (see below), whose sum is σ = 18754651461. Its totient is φ = 1820397600.

The previous prime is 6374744953. The next prime is 6374744977. The reversal of 6374744964 is 4694474736.

The square root of 6374744964 is 79842.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 531671364 + 5843073600 = 23058^2 + 76440^2 .

It is a super-2 number, since 2×6374744964² = 81274746712086722592, which contains 22 as substring.

It is a nude number because it is divisible by every one of its digits.

It is a self number, because there is not a number n which added to its sum of digits gives 6374744964.

It is an unprimeable number.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 3352414 + ... + 3354314.

Almost surely, 2^6374744964 is an apocalyptic number.

6374744964 is the 79842-nd square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6374744964

6374744964 is an abundant number, since it is smaller than the sum of its proper divisors (12379906497).

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

6374744964 is a wasteful number, since it uses less digits than its factorization.

6374744964 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3826 (or 1913 counting only the distinct ones).

The product of its digits is 12192768, while the sum is 54.

The cubic root of 6374744964 is about 1854.1901579479.

The spelling of 6374744964 in words is "six billion, three hundred seventy-four million, seven hundred forty-four thousand, nine hundred sixty-four".