23315634406 has 4 divisors (see below), whose sum is σ = 34973451612. Its totient is φ = 11657817202.

The previous prime is 23315634389. The next prime is 23315634457. The reversal of 23315634406 is 60443651332.

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

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 5828908600 + ... + 5828908603.

It is an arithmetic number, because the mean of its divisors is an integer number (8743362903).

Almost surely, 2^23315634406 is an apocalyptic number.

23315634406 is a deficient number, since it is larger than the sum of its proper divisors (11657817206).

23315634406 is a wasteful number, since it uses less digits than its factorization.

23315634406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11657817205.

The product of its (nonzero) digits is 155520, while the sum is 37.

It can be divided in two parts, 23315 and 634406, that added together give a square (657721 = 811²).

The spelling of 23315634406 in words is "twenty-three billion, three hundred fifteen million, six hundred thirty-four thousand, four hundred six".