79405434435331 has 4 divisors (see below), whose sum is σ = 79407802730200. Its totient is φ = 79403066140464.

The previous prime is 79405434435311. The next prime is 79405434435361. The reversal of 79405434435331 is 13353443450497.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 79405434435331 - 2⁹ = 79405434434819 is a prime.

It is a super-2 number, since 2×79405434435331² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (79405434435311) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1184097141 + ... + 1184164198.

It is an arithmetic number, because the mean of its divisors is an integer number (19851950682550).

Almost surely, 2^{79405434435331} is an apocalyptic number.

79405434435331 is a deficient number, since it is larger than the sum of its proper divisors (2368294869).

79405434435331 is a wasteful number, since it uses less digits than its factorization.

79405434435331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2368294868.

The product of its (nonzero) digits is 32659200, while the sum is 55.

The spelling of 79405434435331 in words is "seventy-nine trillion, four hundred five billion, four hundred thirty-four million, four hundred thirty-five thousand, three hundred thirty-one".