23551042332 has 24 divisors (see below), whose sum is σ = 56847344400. Its totient is φ = 7579645696.

The previous prime is 23551042253. The next prime is 23551042343. The reversal of 23551042332 is 23324015532.

It is a self number, because there is not a number n which added to its sum of digits gives 23551042332.

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, 33837357 + ... + 33838052.

It is an arithmetic number, because the mean of its divisors is an integer number (2368639350).

Almost surely, 2^23551042332 is an apocalyptic number.

It is an amenable number.

23551042332 is an abundant number, since it is smaller than the sum of its proper divisors (33296302068).

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

23551042332 is a wasteful number, since it uses less digits than its factorization.

23551042332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67675445 (or 67675443 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 30.

Adding to 23551042332 its reverse (23324015532), we get a palindrome (46875057864).

The spelling of 23551042332 in words is "twenty-three billion, five hundred fifty-one million, forty-two thousand, three hundred thirty-two".