23404232432031 has 32 divisors (see below), whose sum is σ = 35844169574400. Its totient is φ = 13434110016480.

The previous prime is 23404232432027. The next prime is 23404232432041. The reversal of 23404232432031 is 13023423240432.

It is not a de Polignac number, because 23404232432031 - 2² = 23404232432027 is a prime.

It is a super-2 number, since 2×23404232432031² (a number of 28 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a junction number, because it is equal to n+sod(n) for n = 23404232431983 and 23404232432001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23404232432041) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2912701 + ... + 7435878.

It is an arithmetic number, because the mean of its divisors is an integer number (1120130299200).

Almost surely, 2^{23404232432031} is an apocalyptic number.

23404232432031 is a deficient number, since it is larger than the sum of its proper divisors (12439937142369).

23404232432031 is a wasteful number, since it uses less digits than its factorization.

23404232432031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10352219.

The product of its (nonzero) digits is 82944, while the sum is 33.

Adding to 23404232432031 its reverse (13023423240432), we get a palindrome (36427655672463).

The spelling of 23404232432031 in words is "twenty-three trillion, four hundred four billion, two hundred thirty-two million, four hundred thirty-two thousand, thirty-one".