23480564272 has 20 divisors (see below), whose sum is σ = 49629374856. Its totient is φ = 10672983680.

The previous prime is 23480564269. The next prime is 23480564279. The reversal of 23480564272 is 27246508432.

It is not an unprimeable number, because it can be changed into a prime (23480564279) 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, 66705973 + ... + 66706324.

Almost surely, 2^23480564272 is an apocalyptic number.

23480564272 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

23480564272 is an abundant number, since it is smaller than the sum of its proper divisors (26148810584).

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

23480564272 is a wasteful number, since it uses less digits than its factorization.

23480564272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 133412316 (or 133412310 counting only the distinct ones).

The product of its (nonzero) digits is 645120, while the sum is 43.

The spelling of 23480564272 in words is "twenty-three billion, four hundred eighty million, five hundred sixty-four thousand, two hundred seventy-two".