76823955039 has 16 divisors (see below), whose sum is σ = 112119705824. Its totient is φ = 46501257600.

The previous prime is 76823955031. The next prime is 76823955073. The reversal of 76823955039 is 93055932867.

It is a happy number.

It is not a de Polignac number, because 76823955039 - 2³ = 76823955031 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 76823955039.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (76823955031) 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 15 ways as a sum of consecutive naturals, for example, 16143892 + ... + 16148649.

It is an arithmetic number, because the mean of its divisors is an integer number (7007481614).

Almost surely, 2^76823955039 is an apocalyptic number.

76823955039 is a deficient number, since it is larger than the sum of its proper divisors (35295750785).

76823955039 is a wasteful number, since it uses less digits than its factorization.

76823955039 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32292618.

The product of its (nonzero) digits is 12247200, while the sum is 57.

The spelling of 76823955039 in words is "seventy-six billion, eight hundred twenty-three million, nine hundred fifty-five thousand, thirty-nine".