23404555540432 has 20 divisors (see below), whose sum is σ = 49468719665376. Its totient is φ = 10638434336480.

The previous prime is 23404555540411. The next prime is 23404555540433.

It is a happy number.

23404555540432 is nontrivially palindromic in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23404555540433) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 66490214428 + ... + 66490214779.

Almost surely, 2^{23404555540432} is an apocalyptic number.

23404555540432 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

23404555540432 is an abundant number, since it is smaller than the sum of its proper divisors (26064164124944).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

23404555540432 is a wasteful number, since it uses less digits than its factorization.

23404555540432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 132980429226 (or 132980429220 counting only the distinct ones).

The product of its (nonzero) digits is 5760000, while the sum is 46.

It can be divided in two parts, 2340455 and 5540432, that added together give a palindrome (7880887).

The spelling of 23404555540432 in words is "twenty-three trillion, four hundred four billion, five hundred fifty-five million, five hundred forty thousand, four hundred thirty-two".