3977637675 has 48 divisors (see below), whose sum is σ = 7291914240. Its totient is φ = 1896912000.

The previous prime is 3977637661. The next prime is 3977637689. The reversal of 3977637675 is 5767367793.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (3977637661) and next prime (3977637689).

It is not a de Polignac number, because 3977637675 - 2¹⁰ = 3977636651 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 10806 + ... + 89844.

It is an arithmetic number, because the mean of its divisors is an integer number (151914880).

Almost surely, 2^3977637675 is an apocalyptic number.

3977637675 is a deficient number, since it is larger than the sum of its proper divisors (3314276565).

3977637675 is a wasteful number, since it uses less digits than its factorization.

3977637675 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 79124 (or 79119 counting only the distinct ones).

The product of its digits is 35006580, while the sum is 60.

The square root of 3977637675 is about 63068.5157190178. The cubic root of 3977637675 is about 1584.4373573098.

The spelling of 3977637675 in words is "three billion, nine hundred seventy-seven million, six hundred thirty-seven thousand, six hundred seventy-five".