23132783574 has 16 divisors (see below), whose sum is σ = 51406185840. Its totient is φ = 7710927840.

The previous prime is 23132783551. The next prime is 23132783599. The reversal of 23132783574 is 47538723132.

It is a happy number.

23132783574 is a `hidden beast` number, since 2 + 3 + 1 + 3 + 2 + 78 + 3 + 574 = 666.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 214192387 + ... + 214192494.

It is an arithmetic number, because the mean of its divisors is an integer number (3212886615).

Almost surely, 2^23132783574 is an apocalyptic number.

23132783574 is an abundant number, since it is smaller than the sum of its proper divisors (28273402266).

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

23132783574 is a wasteful number, since it uses less digits than its factorization.

23132783574 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 428384892 (or 428384886 counting only the distinct ones).

The product of its digits is 846720, while the sum is 45.

The spelling of 23132783574 in words is "twenty-three billion, one hundred thirty-two million, seven hundred eighty-three thousand, five hundred seventy-four".