22045660422516 has 72 divisors (see below), whose sum is σ = 59721029257344. Its totient is φ = 6839076784320.

The previous prime is 22045660422473. The next prime is 22045660422529. The reversal of 22045660422516 is 61522406654022.

22045660422516 is a `hidden beast` number, since 2 + 2 + 0 + 4 + 5 + 6 + 604 + 2 + 25 + 16 = 666.

It is a super-2 number, since 2×22045660422516² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 359769280 + ... + 359830551.

Almost surely, 2^{22045660422516} is an apocalyptic number.

It is an amenable number.

22045660422516 is an abundant number, since it is smaller than the sum of its proper divisors (37675368834828).

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

22045660422516 is a wasteful number, since it uses less digits than its factorization.

22045660422516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 719599901 (or 719599896 counting only the distinct ones).

The product of its (nonzero) digits is 1382400, while the sum is 45.

The spelling of 22045660422516 in words is "twenty-two trillion, forty-five billion, six hundred sixty million, four hundred twenty-two thousand, five hundred sixteen".