23151734508 has 48 divisors (see below), whose sum is σ = 61798655744. Its totient is φ = 6608278080.

The previous prime is 23151734483. The next prime is 23151734659. The reversal of 23151734508 is 80543715132.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 49210 + ... + 220737.

Almost surely, 2^23151734508 is an apocalyptic number.

23151734508 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

23151734508 is an abundant number, since it is smaller than the sum of its proper divisors (38646921236).

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

23151734508 is a wasteful number, since it uses less digits than its factorization.

23151734508 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 270982 (or 270980 counting only the distinct ones).

The product of its (nonzero) digits is 100800, while the sum is 39.

The spelling of 23151734508 in words is "twenty-three billion, one hundred fifty-one million, seven hundred thirty-four thousand, five hundred eight".