34779792169 has 4 divisors (see below), whose sum is σ = 34792028496. Its totient is φ = 34767555844.

The previous prime is 34779792139. The next prime is 34779792181. The reversal of 34779792169 is 96129797743.

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 34779792169 - 2¹³ = 34779783977 is a prime.

It is a super-2 number, since 2×34779792169² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 34779792169.

It is not an unprimeable number, because it can be changed into a prime (34779792139) 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, 6113899 + ... + 6119584.

It is an arithmetic number, because the mean of its divisors is an integer number (8698007124).

Almost surely, 2^34779792169 is an apocalyptic number.

It is an amenable number.

34779792169 is a deficient number, since it is larger than the sum of its proper divisors (12236327).

34779792169 is a wasteful number, since it uses less digits than its factorization.

34779792169 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12236326.

The product of its digits is 36006768, while the sum is 64.

The spelling of 34779792169 in words is "thirty-four billion, seven hundred seventy-nine million, seven hundred ninety-two thousand, one hundred sixty-nine".