76886976819 has 8 divisors (see below), whose sum is σ = 103168937680. Its totient is φ = 50931500256.

The previous prime is 76886976779. The next prime is 76886976863. The reversal of 76886976819 is 91867968867.

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

It is not a de Polignac number, because 76886976819 - 2¹¹ = 76886974771 is a prime.

It is a super-2 number, since 2×76886976819² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (76886976889) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 81620524 + ... + 81621465.

It is an arithmetic number, because the mean of its divisors is an integer number (12896117210).

Almost surely, 2^76886976819 is an apocalyptic number.

76886976819 is a deficient number, since it is larger than the sum of its proper divisors (26281960861).

76886976819 is a wasteful number, since it uses less digits than its factorization.

76886976819 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 163242149.

The product of its digits is 438939648, while the sum is 75.

The spelling of 76886976819 in words is "seventy-six billion, eight hundred eighty-six million, nine hundred seventy-six thousand, eight hundred nineteen".