23440404370 has 16 divisors (see below), whose sum is σ = 42666805080. Its totient is φ = 9270811264.

The previous prime is 23440404307. The next prime is 23440404371. The reversal of 23440404370 is 7340404432.

It can be written as a sum of positive squares in 4 ways, for example, as 12614209969 + 10826194401 = 112313^2 + 104049^2 .

It is not an unprimeable number, because it can be changed into a prime (23440404371) 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 7 ways as a sum of consecutive naturals, for example, 13167877 + ... + 13169656.

Almost surely, 2^23440404370 is an apocalyptic number.

23440404370 is a deficient number, since it is larger than the sum of its proper divisors (19226400710).

23440404370 is a wasteful number, since it uses less digits than its factorization.

23440404370 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26337629.

The product of its (nonzero) digits is 32256, while the sum is 31.

The spelling of 23440404370 in words is "twenty-three billion, four hundred forty million, four hundred four thousand, three hundred seventy".