76888631903 has 4 divisors (see below), whose sum is σ = 77098138080. Its totient is φ = 76679125728.

The previous prime is 76888631893. The next prime is 76888631969. The reversal of 76888631903 is 30913688867.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 76888631903 - 2¹⁸ = 76888369759 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (76888631993) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 104752538 + ... + 104753271.

It is an arithmetic number, because the mean of its divisors is an integer number (19274534520).

Almost surely, 2^76888631903 is an apocalyptic number.

76888631903 is a deficient number, since it is larger than the sum of its proper divisors (209506177).

76888631903 is a wasteful number, since it uses less digits than its factorization.

76888631903 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 209506176.

The product of its (nonzero) digits is 10450944, while the sum is 59.

The spelling of 76888631903 in words is "seventy-six billion, eight hundred eighty-eight million, six hundred thirty-one thousand, nine hundred three".