6374907681 has 16 divisors (see below), whose sum is σ = 8861662656. Its totient is φ = 4072775616.

The previous prime is 6374907667. The next prime is 6374907689. The reversal of 6374907681 is 1867094736.

It is not a de Polignac number, because 6374907681 - 2⁹ = 6374907169 is a prime.

It is a super-2 number, since 2×6374907681² = 81278895882545595522, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (6374907689) 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, 459370 + ... + 473043.

It is an arithmetic number, because the mean of its divisors is an integer number (553853916).

Almost surely, 2^6374907681 is an apocalyptic number.

It is an amenable number.

6374907681 is a deficient number, since it is larger than the sum of its proper divisors (2486754975).

6374907681 is a wasteful number, since it uses less digits than its factorization.

6374907681 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 932512.

The product of its (nonzero) digits is 1524096, while the sum is 51.

The square root of 6374907681 is about 79843.0189872602. The cubic root of 6374907681 is about 1854.2059340401.

The spelling of 6374907681 in words is "six billion, three hundred seventy-four million, nine hundred seven thousand, six hundred eighty-one".