23880691539 has 8 divisors (see below), whose sum is σ = 35378802320. Its totient is φ = 15920461008.

The previous prime is 23880691501. The next prime is 23880691573. The reversal of 23880691539 is 93519608832.

23880691539 is a `hidden beast` number, since 23 + 8 + 80 + 6 + 9 + 1 + 539 = 666.

It is not a de Polignac number, because 23880691539 - 2¹⁵ = 23880658771 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23880691339) 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, 442235002 + ... + 442235055.

It is an arithmetic number, because the mean of its divisors is an integer number (4422350290).

Almost surely, 2^23880691539 is an apocalyptic number.

23880691539 is a deficient number, since it is larger than the sum of its proper divisors (11498110781).

23880691539 is an equidigital number, since it uses as much as digits as its factorization.

23880691539 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 884470066 (or 884470060 counting only the distinct ones).

The product of its (nonzero) digits is 2799360, while the sum is 54.

The spelling of 23880691539 in words is "twenty-three billion, eight hundred eighty million, six hundred ninety-one thousand, five hundred thirty-nine".