23151304430432 has 24 divisors (see below), whose sum is σ = 45583978486536. Its totient is φ = 11574421005312.

The previous prime is 23151304430407. The next prime is 23151304430459. The reversal of 23151304430432 is 23403440315132.

It is a junction number, because it is equal to n+sod(n) for n = 23151304430392 and 23151304430401.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 38169713 + ... + 38771504.

It is an arithmetic number, because the mean of its divisors is an integer number (1899332436939).

Almost surely, 2^{23151304430432} is an apocalyptic number.

It is an amenable number.

23151304430432 is a deficient number, since it is larger than the sum of its proper divisors (22432674056104).

23151304430432 is an equidigital number, since it uses as much as digits as its factorization.

23151304430432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76950630 (or 76950622 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 35.

Adding to 23151304430432 its reverse (23403440315132), we get a palindrome (46554744745564).

The spelling of 23151304430432 in words is "twenty-three trillion, one hundred fifty-one billion, three hundred four million, four hundred thirty thousand, four hundred thirty-two".