22016640360444 has 48 divisors (see below), whose sum is σ = 51700777433088. Its totient is φ = 7291937435328.

The previous prime is 22016640360419. The next prime is 22016640360509. The reversal of 22016640360444 is 44406304661022.

It is a happy number.

It is a super-2 number, since 2×22016640360444² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 22016640360396 and 22016640360405.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 79862689 + ... + 80137895.

It is an arithmetic number, because the mean of its divisors is an integer number (1077099529856).

Almost surely, 2^{22016640360444} is an apocalyptic number.

It is an amenable number.

22016640360444 is an abundant number, since it is smaller than the sum of its proper divisors (29684137072644).

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

22016640360444 is a wasteful number, since it uses less digits than its factorization.

22016640360444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 317834 (or 317832 counting only the distinct ones).

The product of its (nonzero) digits is 663552, while the sum is 42.

The spelling of 22016640360444 in words is "twenty-two trillion, sixteen billion, six hundred forty million, three hundred sixty thousand, four hundred forty-four".