23340557653768 has 8 divisors (see below), whose sum is σ = 43763545600830. Its totient is φ = 11670278826880.

The previous prime is 23340557653741. The next prime is 23340557653793. The reversal of 23340557653768 is 86735675504332.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 23251086075844 + 89471577924 = 4821938^2 + 299118^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a hoax number, since the sum of its digits (64) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1458784853353 + ... + 1458784853368.

Almost surely, 2^{23340557653768} is an apocalyptic number.

It is an amenable number.

23340557653768 is a deficient number, since it is larger than the sum of its proper divisors (20422987947062).

23340557653768 is a wasteful number, since it uses less digits than its factorization.

23340557653768 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2917569706727 (or 2917569706723 counting only the distinct ones).

The product of its (nonzero) digits is 381024000, while the sum is 64.

The spelling of 23340557653768 in words is "twenty-three trillion, three hundred forty billion, five hundred fifty-seven million, six hundred fifty-three thousand, seven hundred sixty-eight".