22840604864664 has 32 divisors (see below), whose sum is σ = 57655895781120. Its totient is φ = 7539617138976.

The previous prime is 22840604864659. The next prime is 22840604864677. The reversal of 22840604864664 is 46646840604822.

It is a junction number, because it is equal to n+sod(n) for n = 22840604864598 and 22840604864607.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4619860972 + ... + 4619865915.

It is an arithmetic number, because the mean of its divisors is an integer number (1801746743160).

Almost surely, 2^{22840604864664} is an apocalyptic number.

22840604864664 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

22840604864664 is an abundant number, since it is smaller than the sum of its proper divisors (34815290916456).

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

22840604864664 is a wasteful number, since it uses less digits than its factorization.

22840604864664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9239726999 (or 9239726995 counting only the distinct ones).

The product of its (nonzero) digits is 84934656, while the sum is 60.

The spelling of 22840604864664 in words is "twenty-two trillion, eight hundred forty billion, six hundred four million, eight hundred sixty-four thousand, six hundred sixty-four".