104220731765 has 16 divisors (see below), whose sum is σ = 125325482688. Its totient is φ = 83202961536.

The previous prime is 104220731731. The next prime is 104220731767. The reversal of 104220731765 is 567137022401.

It is a cyclic number.

It is not a de Polignac number, because 104220731765 - 2⁸ = 104220731509 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (104220731767) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10540514 + ... + 10550396.

It is an arithmetic number, because the mean of its divisors is an integer number (7832842668).

Almost surely, 2^104220731765 is an apocalyptic number.

It is an amenable number.

104220731765 is a deficient number, since it is larger than the sum of its proper divisors (21104750923).

104220731765 is an equidigital number, since it uses as much as digits as its factorization.

104220731765 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14068.

The product of its (nonzero) digits is 70560, while the sum is 38.

The spelling of 104220731765 in words is "one hundred four billion, two hundred twenty million, seven hundred thirty-one thousand, seven hundred sixty-five".