23213326377 has 4 divisors (see below), whose sum is σ = 30951101840. Its totient is φ = 15475550916.

The previous prime is 23213326351. The next prime is 23213326393. The reversal of 23213326377 is 77362331232.

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 23213326377 - 2¹⁸ = 23213064233 is a prime.

It is a super-2 number, since 2×23213326377² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23213326327) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3868887727 + ... + 3868887732.

It is an arithmetic number, because the mean of its divisors is an integer number (7737775460).

Almost surely, 2^23213326377 is an apocalyptic number.

It is an amenable number.

23213326377 is a deficient number, since it is larger than the sum of its proper divisors (7737775463).

23213326377 is an equidigital number, since it uses as much as digits as its factorization.

23213326377 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7737775462.

The product of its digits is 190512, while the sum is 39.

The spelling of 23213326377 in words is "twenty-three billion, two hundred thirteen million, three hundred twenty-six thousand, three hundred seventy-seven".