23355366665 has 16 divisors (see below), whose sum is σ = 28794189312. Its totient is φ = 18177223104.

The previous prime is 23355366653. The next prime is 23355366677. The reversal of 23355366665 is 56666355332.

It is an interprime number because it is at equal distance from previous prime (23355366653) and next prime (23355366677).

It is a cyclic number.

It is not a de Polignac number, because 23355366665 - 2¹⁴ = 23355350281 is a prime.

It is a Duffinian 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, 258314 + ... + 336803.

It is an arithmetic number, because the mean of its divisors is an integer number (1799636832).

Almost surely, 2^23355366665 is an apocalyptic number.

It is an amenable number.

23355366665 is a deficient number, since it is larger than the sum of its proper divisors (5438822647).

23355366665 is a wasteful number, since it uses less digits than its factorization.

23355366665 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 595336.

The product of its digits is 8748000, while the sum is 50.

The spelling of 23355366665 in words is "twenty-three billion, three hundred fifty-five million, three hundred sixty-six thousand, six hundred sixty-five".