23636424540 has 48 divisors (see below), whose sum is σ = 66189852288. Its totient is φ = 6302297664.

The previous prime is 23636424527. The next prime is 23636424569. The reversal of 23636424540 is 4542463632.

It is a super-2 number, since 2×23636424540² (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, 642279 + ... + 678081.

It is an arithmetic number, because the mean of its divisors is an integer number (1378955256).

Almost surely, 2^23636424540 is an apocalyptic number.

23636424540 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

23636424540 is an abundant number, since it is smaller than the sum of its proper divisors (42553427748).

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

23636424540 is a wasteful number, since it uses less digits than its factorization.

23636424540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46818 (or 46816 counting only the distinct ones).

The product of its (nonzero) digits is 414720, while the sum is 39.

The spelling of 23636424540 in words is "twenty-three billion, six hundred thirty-six million, four hundred twenty-four thousand, five hundred forty".