793154770491 has 4 divisors (see below), whose sum is σ = 1057539693992. Its totient is φ = 528769846992.

The previous prime is 793154770477. The next prime is 793154770493. The reversal of 793154770491 is 194077451397.

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

It is not a de Polignac number, because 793154770491 - 2⁵ = 793154770459 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (793154770493) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 132192461746 + ... + 132192461751.

It is an arithmetic number, because the mean of its divisors is an integer number (264384923498).

Almost surely, 2^793154770491 is an apocalyptic number.

793154770491 is a deficient number, since it is larger than the sum of its proper divisors (264384923501).

793154770491 is a wasteful number, since it uses less digits than its factorization.

793154770491 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 264384923500.

The product of its (nonzero) digits is 6667920, while the sum is 57.

The spelling of 793154770491 in words is "seven hundred ninety-three billion, one hundred fifty-four million, seven hundred seventy thousand, four hundred ninety-one".