22646043120 has 80 divisors (see below), whose sum is σ = 72467361792. Its totient is φ = 5844138240.

The previous prime is 22646043107. The next prime is 22646043139. The reversal of 22646043120 is 2134064622.

It is a tau number, because it is divible by the number of its divisors (80).

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent 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, 1514472 + ... + 1529351.

Almost surely, 2^22646043120 is an apocalyptic number.

22646043120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22646043120 is an abundant number, since it is smaller than the sum of its proper divisors (49821318672).

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

22646043120 is a wasteful number, since it uses less digits than its factorization.

22646043120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3043870 (or 3043864 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 30.

The spelling of 22646043120 in words is "twenty-two billion, six hundred forty-six million, forty-three thousand, one hundred twenty".