22064777796072 has 64 divisors (see below), whose sum is σ = 60177216153600. Its totient is φ = 6686235253440.

The previous prime is 22064777796071. The next prime is 22064777796077. The reversal of 22064777796072 is 27069777746022.

It is a Harshad number since it is a multiple of its sum of digits (66).

It is a junction number, because it is equal to n+sod(n) for n = 22064777795994 and 22064777796012.

It is not an unprimeable number, because it can be changed into a prime (22064777796071) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 34677129 + ... + 35307687.

It is an arithmetic number, because the mean of its divisors is an integer number (940269002400).

Almost surely, 2^{22064777796072} is an apocalyptic number.

22064777796072 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

22064777796072 is an abundant number, since it is smaller than the sum of its proper divisors (38112438357528).

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

22064777796072 is a wasteful number, since it uses less digits than its factorization.

22064777796072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 763126 (or 763122 counting only the distinct ones).

The product of its (nonzero) digits is 174254976, while the sum is 66.

The spelling of 22064777796072 in words is "twenty-two trillion, sixty-four billion, seven hundred seventy-seven million, seven hundred ninety-six thousand, seventy-two".