22664515660144 has 10 divisors (see below), whose sum is σ = 43912499091560. Its totient is φ = 11332257830064.

The previous prime is 22664515660013. The next prime is 22664515660153. The reversal of 22664515660144 is 44106651546622.

It is a super-2 number, since 2×22664515660144² (a number of 28 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 22664515660091 and 22664515660100.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 708266114364 + ... + 708266114395.

It is an arithmetic number, because the mean of its divisors is an integer number (4391249909156).

Almost surely, 2^{22664515660144} is an apocalyptic number.

It is an amenable number.

22664515660144 is a deficient number, since it is larger than the sum of its proper divisors (21247983431416).

22664515660144 is a wasteful number, since it uses less digits than its factorization.

22664515660144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1416532228767 (or 1416532228761 counting only the distinct ones).

The product of its (nonzero) digits is 8294400, while the sum is 52.

The spelling of 22664515660144 in words is "twenty-two trillion, six hundred sixty-four billion, five hundred fifteen million, six hundred sixty thousand, one hundred forty-four".