22890960155 has 16 divisors (see below), whose sum is σ = 31504260864. Its totient is φ = 15641186400.

The previous prime is 22890960121. The next prime is 22890960199. The reversal of 22890960155 is 55106909822.

It is not a de Polignac number, because 22890960155 - 2¹⁸ = 22890698011 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, 1145621 + ... + 1165430.

It is an arithmetic number, because the mean of its divisors is an integer number (1969016304).

Almost surely, 2^22890960155 is an apocalyptic number.

22890960155 is a deficient number, since it is larger than the sum of its proper divisors (8613300709).

22890960155 is a wasteful number, since it uses less digits than its factorization.

22890960155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2311346.

The product of its (nonzero) digits is 388800, while the sum is 47.

The spelling of 22890960155 in words is "twenty-two billion, eight hundred ninety million, nine hundred sixty thousand, one hundred fifty-five".