23035598665 has 16 divisors (see below), whose sum is σ = 28128980880. Its totient is φ = 18105016320.

The previous prime is 23035598647. The next prime is 23035598693. The reversal of 23035598665 is 56689553032.

It can be written as a sum of positive squares in 8 ways, for example, as 1547556921 + 21488041744 = 39339^2 + 146588^2 .

It is not a de Polignac number, because 23035598665 - 2²⁷ = 22901380937 is a prime.

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, 217321 + ... + 305449.

It is an arithmetic number, because the mean of its divisors is an integer number (1758061305).

Almost surely, 2^23035598665 is an apocalyptic number.

It is an amenable number.

23035598665 is a deficient number, since it is larger than the sum of its proper divisors (5093382215).

23035598665 is an equidigital number, since it uses as much as digits as its factorization.

23035598665 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 89052.

The product of its (nonzero) digits is 5832000, while the sum is 52.

The spelling of 23035598665 in words is "twenty-three billion, thirty-five million, five hundred ninety-eight thousand, six hundred sixty-five".