23405461131603 has 64 divisors (see below), whose sum is σ = 33508143083520. Its totient is φ = 14499523584000.

The previous prime is 23405461131587. The next prime is 23405461131617. The reversal of 23405461131603 is 30613116450432.

It is not a de Polignac number, because 23405461131603 - 2⁴ = 23405461131587 is a prime.

It is a super-2 number, since 2×23405461131603² (a number of 28 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (23405461131683) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 573628803 + ... + 573669603.

It is an arithmetic number, because the mean of its divisors is an integer number (523564735680).

Almost surely, 2^{23405461131603} is an apocalyptic number.

23405461131603 is a deficient number, since it is larger than the sum of its proper divisors (10102681951917).

23405461131603 is a wasteful number, since it uses less digits than its factorization.

23405461131603 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42028.

The product of its (nonzero) digits is 155520, while the sum is 39.

The spelling of 23405461131603 in words is "twenty-three trillion, four hundred five billion, four hundred sixty-one million, one hundred thirty-one thousand, six hundred three".