76919614491 has 4 divisors (see below), whose sum is σ = 102559485992. Its totient is φ = 51279742992.

The previous prime is 76919614487. The next prime is 76919614501. The reversal of 76919614491 is 19441691967.

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

It is not a de Polignac number, because 76919614491 - 2² = 76919614487 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (76919614591) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12819935746 + ... + 12819935751.

It is an arithmetic number, because the mean of its divisors is an integer number (25639871498).

Almost surely, 2^76919614491 is an apocalyptic number.

76919614491 is a deficient number, since it is larger than the sum of its proper divisors (25639871501).

76919614491 is a wasteful number, since it uses less digits than its factorization.

76919614491 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25639871500.

The product of its digits is 2939328, while the sum is 57.

The spelling of 76919614491 in words is "seventy-six billion, nine hundred nineteen million, six hundred fourteen thousand, four hundred ninety-one".