771322211211313 has 4 divisors (see below), whose sum is σ = 811918117064560. Its totient is φ = 730726305358068.

The previous prime is 771322211211247. The next prime is 771322211211317. The reversal of 771322211211313 is 313112112223177.

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 771322211211313 - 2¹⁷ = 771322211080241 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (771322211211317) 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, 20297952926595 + ... + 20297952926632.

It is an arithmetic number, because the mean of its divisors is an integer number (202979529266140).

Almost surely, 2^{771322211211313} is an apocalyptic number.

It is an amenable number.

771322211211313 is a deficient number, since it is larger than the sum of its proper divisors (40595905853247).

771322211211313 is a wasteful number, since it uses less digits than its factorization.

771322211211313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40595905853246.

The product of its digits is 21168, while the sum is 37.

The spelling of 771322211211313 in words is "seven hundred seventy-one trillion, three hundred twenty-two billion, two hundred eleven million, two hundred eleven thousand, three hundred thirteen".