23440045255005 has 32 divisors (see below), whose sum is σ = 37601491493376. Its totient is φ = 12468908035584.

The previous prime is 23440045254979. The next prime is 23440045255013. The reversal of 23440045255005 is 50055254004432.

It is not a de Polignac number, because 23440045255005 - 2²⁶ = 23439978146141 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 15188929 + ... + 16660841.

It is an arithmetic number, because the mean of its divisors is an integer number (1175046609168).

Almost surely, 2^{23440045255005} is an apocalyptic number.

It is an amenable number.

23440045255005 is a deficient number, since it is larger than the sum of its proper divisors (14161446238371).

23440045255005 is a wasteful number, since it uses less digits than its factorization.

23440045255005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1474677.

The product of its (nonzero) digits is 480000, while the sum is 39.

Adding to 23440045255005 its reverse (50055254004432), we get a palindrome (73495299259437).

The spelling of 23440045255005 in words is "twenty-three trillion, four hundred forty billion, forty-five million, two hundred fifty-five thousand, five".