22673776440 has 128 divisors (see below), whose sum is σ = 80419392000. Its totient is φ = 5003862528.

The previous prime is 22673776429. The next prime is 22673776493. The reversal of 22673776440 is 4467737622.

It is a self number, because there is not a number n which added to its sum of digits gives 22673776440.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 441030 + ... + 489749.

It is an arithmetic number, because the mean of its divisors is an integer number (628276500).

Almost surely, 2^22673776440 is an apocalyptic number.

22673776440 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22673776440 is an abundant number, since it is smaller than the sum of its proper divisors (57745615560).

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

22673776440 is a wasteful number, since it uses less digits than its factorization.

22673776440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 930829 (or 930825 counting only the distinct ones).

The product of its (nonzero) digits is 2370816, while the sum is 48.

The spelling of 22673776440 in words is "twenty-two billion, six hundred seventy-three million, seven hundred seventy-six thousand, four hundred forty".