73374372777 has 4 divisors (see below), whose sum is σ = 97832497040. Its totient is φ = 48916248516.

The previous prime is 73374372769. The next prime is 73374372803. The reversal of 73374372777 is 77727347337.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 73374372777 - 2³ = 73374372769 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (73374372077) 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, 12229062127 + ... + 12229062132.

It is an arithmetic number, because the mean of its divisors is an integer number (24458124260).

Almost surely, 2^73374372777 is an apocalyptic number.

It is an amenable number.

73374372777 is a deficient number, since it is larger than the sum of its proper divisors (24458124263).

73374372777 is a wasteful number, since it uses less digits than its factorization.

73374372777 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24458124262.

The product of its digits is 25412184, while the sum is 57.

The spelling of 73374372777 in words is "seventy-three billion, three hundred seventy-four million, three hundred seventy-two thousand, seven hundred seventy-seven".