23803842538 has 16 divisors (see below), whose sum is σ = 40827571200. Its totient is φ = 10196400816.

The previous prime is 23803842533. The next prime is 23803842539. The reversal of 23803842538 is 83524830832.

It is not an unprimeable number, because it can be changed into a prime (23803842533) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 408906 + ... + 463477.

It is an arithmetic number, because the mean of its divisors is an integer number (2551723200).

Almost surely, 2^23803842538 is an apocalyptic number.

23803842538 is a deficient number, since it is larger than the sum of its proper divisors (17023728662).

23803842538 is a wasteful number, since it uses less digits than its factorization.

23803842538 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 874341.

The product of its (nonzero) digits is 1105920, while the sum is 46.

The spelling of 23803842538 in words is "twenty-three billion, eight hundred three million, eight hundred forty-two thousand, five hundred thirty-eight".