76674901638 has 8 divisors (see below), whose sum is σ = 153349803288. Its totient is φ = 25558300544.

The previous prime is 76674901637. The next prime is 76674901651. The reversal of 76674901638 is 83610947667.

It is a sphenic number, since it is the product of 3 distinct primes.

76674901638 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (76674901637) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6389575131 + ... + 6389575142.

It is an arithmetic number, because the mean of its divisors is an integer number (19168725411).

Almost surely, 2^76674901638 is an apocalyptic number.

76674901638 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

76674901638 is a wasteful number, since it uses less digits than its factorization.

76674901638 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12779150278.

The product of its (nonzero) digits is 9144576, while the sum is 57.

The spelling of 76674901638 in words is "seventy-six billion, six hundred seventy-four million, nine hundred one thousand, six hundred thirty-eight".