23616240534 has 24 divisors (see below), whose sum is σ = 51932233080. Its totient is φ = 7754586048.

The previous prime is 23616240533. The next prime is 23616240581. The reversal of 23616240534 is 43504261632.

23616240534 is a `hidden beast` number, since 2 + 3 + 61 + 62 + 4 + 0 + 534 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23616240533) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9789939 + ... + 9792350.

It is an arithmetic number, because the mean of its divisors is an integer number (2163843045).

Almost surely, 2^23616240534 is an apocalyptic number.

23616240534 is an abundant number, since it is smaller than the sum of its proper divisors (28315992546).

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

23616240534 is a wasteful number, since it uses less digits than its factorization.

23616240534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19582364 (or 19582361 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 36.

The spelling of 23616240534 in words is "twenty-three billion, six hundred sixteen million, two hundred forty thousand, five hundred thirty-four".