22677967872 has 440 divisors, whose sum is σ = 78229462080. Its totient is φ = 6409912320.

The previous prime is 22677967867. The next prime is 22677967889. The reversal of 22677967872 is 27876977622.

It is a Smith number, since the sum of its digits (63) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a nude number because it is divisible by every one of its digits.

Its product of digits (49787136) is a multiple of the sum of its prime divisors (432).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 80704372 + ... + 80704652.

It is an arithmetic number, because the mean of its divisors is an integer number (177794232).

Almost surely, 2^22677967872 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22677967872, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (39114731040).

22677967872 is an abundant number, since it is smaller than the sum of its proper divisors (55551494208).

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

22677967872 is a wasteful number, since it uses less digits than its factorization.

22677967872 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 459 (or 432 counting only the distinct ones).

The product of its digits is 49787136, while the sum is 63.

The spelling of 22677967872 in words is "twenty-two billion, six hundred seventy-seven million, nine hundred sixty-seven thousand, eight hundred seventy-two".