73779875811 has 8 divisors (see below), whose sum is σ = 109303519760. Its totient is φ = 49186583856.

The previous prime is 73779875809. The next prime is 73779875831. The reversal of 73779875811 is 11857897737.

It is not a de Polignac number, because 73779875811 - 2¹ = 73779875809 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (73779875831) 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, 1366293970 + ... + 1366294023.

It is an arithmetic number, because the mean of its divisors is an integer number (13662939970).

Almost surely, 2^73779875811 is an apocalyptic number.

73779875811 is a deficient number, since it is larger than the sum of its proper divisors (35523643949).

73779875811 is a wasteful number, since it uses less digits than its factorization.

73779875811 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2732588002 (or 2732587996 counting only the distinct ones).

The product of its digits is 20744640, while the sum is 63.

The spelling of 73779875811 in words is "seventy-three billion, seven hundred seventy-nine million, eight hundred seventy-five thousand, eight hundred eleven".