23440015413155 has 32 divisors (see below), whose sum is σ = 32305520597760. Its totient is φ = 16147356635520.

The previous prime is 23440015413131. The next prime is 23440015413187. The reversal of 23440015413155 is 55131451004432.

It is not a de Polignac number, because 23440015413155 - 2¹⁴ = 23440015396771 is a prime.

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, 4383137 + ... + 8129693.

It is an arithmetic number, because the mean of its divisors is an integer number (1009547518680).

Almost surely, 2^{23440015413155} is an apocalyptic number.

23440015413155 is a deficient number, since it is larger than the sum of its proper divisors (8865505184605).

23440015413155 is a wasteful number, since it uses less digits than its factorization.

23440015413155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3752579.

The product of its (nonzero) digits is 144000, while the sum is 38.

Adding to 23440015413155 its reverse (55131451004432), we get a palindrome (78571466417587).

The spelling of 23440015413155 in words is "twenty-three trillion, four hundred forty billion, fifteen million, four hundred thirteen thousand, one hundred fifty-five".