671977335 has 16 divisors (see below), whose sum is σ = 1082383200. Its totient is φ = 355981440.

The previous prime is 671977321. The next prime is 671977349. The reversal of 671977335 is 533779176.

It is an interprime number because it is at equal distance from previous prime (671977321) and next prime (671977349).

It is not a de Polignac number, because 671977335 - 2⁸ = 671977079 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 148096 + ... + 152565.

It is an arithmetic number, because the mean of its divisors is an integer number (67648950).

Almost surely, 2^671977335 is an apocalyptic number.

671977335 is a deficient number, since it is larger than the sum of its proper divisors (410405865).

671977335 is a wasteful number, since it uses less digits than its factorization.

671977335 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 300818.

The product of its digits is 833490, while the sum is 48.

The square root of 671977335 is about 25922.5256292669. The cubic root of 671977335 is about 875.8939804659.

The spelling of 671977335 in words is "six hundred seventy-one million, nine hundred seventy-seven thousand, three hundred thirty-five".