77091676403 has 32 divisors (see below), whose sum is σ = 89413632000. Its totient is φ = 65106468000.

The previous prime is 77091676357. The next prime is 77091676427. The reversal of 77091676403 is 30467619077.

It is a happy number.

It is not a de Polignac number, because 77091676403 - 2⁸ = 77091676147 is a prime.

It is not an unprimeable number, because it can be changed into a prime (77091676903) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 116982488 + ... + 116983146.

It is an arithmetic number, because the mean of its divisors is an integer number (2794176000).

Almost surely, 2^77091676403 is an apocalyptic number.

77091676403 is a deficient number, since it is larger than the sum of its proper divisors (12321955597).

77091676403 is a wasteful number, since it uses less digits than its factorization.

77091676403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1535.

The product of its (nonzero) digits is 1333584, while the sum is 50.

The spelling of 77091676403 in words is "seventy-seven billion, ninety-one million, six hundred seventy-six thousand, four hundred three".