22835800920906 has 128 divisors (see below), whose sum is σ = 52315228753920. Its totient is φ = 7380192657600.

The previous prime is 22835800920857. The next prime is 22835800920913. The reversal of 22835800920906 is 60902900853822.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2078432745 + ... + 2078443731.

It is an arithmetic number, because the mean of its divisors is an integer number (408712724640).

Almost surely, 2^{22835800920906} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22835800920906, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (26157614376960).

22835800920906 is an abundant number, since it is smaller than the sum of its proper divisors (29479427833014).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22835800920906 is a wasteful number, since it uses less digits than its factorization.

22835800920906 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20017 (or 20011 counting only the distinct ones).

The product of its (nonzero) digits is 3732480, while the sum is 54.

The spelling of 22835800920906 in words is "twenty-two trillion, eight hundred thirty-five billion, eight hundred million, nine hundred twenty thousand, nine hundred six".