22082351858 has 54 divisors (see below), whose sum is σ = 40977740781. Its totient is φ = 8897079744.

The previous prime is 22082351849. The next prime is 22082351869. The reversal of 22082351858 is 85815328022.

22082351858 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 20210318569 + 1872033289 = 142163^2 + 43267^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=105077.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 25007885 + ... + 25008767.

Almost surely, 2^22082351858 is an apocalyptic number.

22082351858 is a deficient number, since it is larger than the sum of its proper divisors (18895388923).

22082351858 is an frugal number, since it uses more digits than its factorization.

22082351858 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1816 (or 909 counting only the distinct ones).

The product of its (nonzero) digits is 307200, while the sum is 44.

The spelling of 22082351858 in words is "twenty-two billion, eighty-two million, three hundred fifty-one thousand, eight hundred fifty-eight".