23145423450432 has 56 divisors (see below), whose sum is σ = 61482912819552. Its totient is φ = 7684403520000.

The previous prime is 23145423450379. The next prime is 23145423450437. The reversal of 23145423450432 is 23405432454132.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23145423450437) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 240089419 + ... + 240185802.

It is an arithmetic number, because the mean of its divisors is an integer number (1097909157492).

Almost surely, 2^{23145423450432} is an apocalyptic number.

It is an amenable number.

23145423450432 is an abundant number, since it is smaller than the sum of its proper divisors (38337489369120).

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

23145423450432 is a wasteful number, since it uses less digits than its factorization.

23145423450432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 480275487 (or 480275477 counting only the distinct ones).

The product of its (nonzero) digits is 1382400, while the sum is 42.

The spelling of 23145423450432 in words is "twenty-three trillion, one hundred forty-five billion, four hundred twenty-three million, four hundred fifty thousand, four hundred thirty-two".