77310442034 has 64 divisors (see below), whose sum is σ = 136438428672. Its totient is φ = 32168793600.

The previous prime is 77310442007. The next prime is 77310442043. The reversal of 77310442034 is 43024401377.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 77310441985 and 77310442003.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 90633152 + ... + 90634004.

It is an arithmetic number, because the mean of its divisors is an integer number (2131850448).

Almost surely, 2^77310442034 is an apocalyptic number.

77310442034 is a deficient number, since it is larger than the sum of its proper divisors (59127986638).

77310442034 is a wasteful number, since it uses less digits than its factorization.

77310442034 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1851.

The product of its (nonzero) digits is 56448, while the sum is 35.

The spelling of 77310442034 in words is "seventy-seven billion, three hundred ten million, four hundred forty-two thousand, thirty-four".