22405578645000 has 80 divisors (see below), whose sum is σ = 69995027733840. Its totient is φ = 5974820968000.

The previous prime is 22405578644993. The next prime is 22405578645013. The reversal of 22405578645000 is 54687550422.

It is a hoax number, since the sum of its digits (48) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 746837622 + ... + 746867621.

It is an arithmetic number, because the mean of its divisors is an integer number (874937846673).

Almost surely, 2^{22405578645000} is an apocalyptic number.

22405578645000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22405578645000 is an abundant number, since it is smaller than the sum of its proper divisors (47589449088840).

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

22405578645000 is a wasteful number, since it uses less digits than its factorization.

22405578645000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1493705272 (or 1493705253 counting only the distinct ones).

The product of its (nonzero) digits is 2688000, while the sum is 48.

The spelling of 22405578645000 in words is "twenty-two trillion, four hundred five billion, five hundred seventy-eight million, six hundred forty-five thousand".