23612748518 has 32 divisors (see below), whose sum is σ = 36677152512. Its totient is φ = 11396196000.

The previous prime is 23612748491. The next prime is 23612748563. The reversal of 23612748518 is 81584721632.

It is a super-2 number, since 2×23612748518² (a number of 22 digits) contains 22 as substring.

It is a congruent 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, 1521305 + ... + 1536747.

It is an arithmetic number, because the mean of its divisors is an integer number (1146161016).

Almost surely, 2^23612748518 is an apocalyptic number.

23612748518 is a deficient number, since it is larger than the sum of its proper divisors (13064403994).

23612748518 is a wasteful number, since it uses less digits than its factorization.

23612748518 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15740.

The product of its digits is 645120, while the sum is 47.

The spelling of 23612748518 in words is "twenty-three billion, six hundred twelve million, seven hundred forty-eight thousand, five hundred eighteen".