22985600155 has 16 divisors (see below), whose sum is σ = 31954935744. Its totient is φ = 15545640960.

The previous prime is 22985600149. The next prime is 22985600161. The reversal of 22985600155 is 55100658922.

It is an interprime number because it is at equal distance from previous prime (22985600149) and next prime (22985600161).

It is not a de Polignac number, because 22985600155 - 2⁹ = 22985599643 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4495606 + ... + 4500715.

It is an arithmetic number, because the mean of its divisors is an integer number (1997183484).

Almost surely, 2^22985600155 is an apocalyptic number.

22985600155 is a deficient number, since it is larger than the sum of its proper divisors (8969335589).

22985600155 is an equidigital number, since it uses as much as digits as its factorization.

22985600155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8996406.

The product of its (nonzero) digits is 216000, while the sum is 43.

The spelling of 22985600155 in words is "twenty-two billion, nine hundred eighty-five million, six hundred thousand, one hundred fifty-five".