674565111727201 has 4 divisors (see below), whose sum is σ = 674568947732400. Its totient is φ = 674561275722004.

The previous prime is 674565111727189. The next prime is 674565111727211. The reversal of 674565111727201 is 102727111565476.

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 a cyclic number.

It is not a de Polignac number, because 674565111727201 - 2²⁷ = 674564977509473 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (674565111727211) 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, 1917738811 + ... + 1918090528.

It is an arithmetic number, because the mean of its divisors is an integer number (168642236933100).

Almost surely, 2^{674565111727201} is an apocalyptic number.

It is an amenable number.

674565111727201 is a deficient number, since it is larger than the sum of its proper divisors (3836005199).

674565111727201 is a wasteful number, since it uses less digits than its factorization.

674565111727201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3836005198.

The product of its (nonzero) digits is 4939200, while the sum is 55.

The spelling of 674565111727201 in words is "six hundred seventy-four trillion, five hundred sixty-five billion, one hundred eleven million, seven hundred twenty-seven thousand, two hundred one".