22860448646220 has 72 divisors (see below), whose sum is σ = 70651726222896. Its totient is φ = 5981098511232.

The previous prime is 22860448646173. The next prime is 22860448646303. The reversal of 22860448646220 is 2264684406822.

22860448646220 is a `hidden beast` number, since 2 + 2 + 8 + 6 + 0 + 4 + 4 + 8 + 6 + 4 + 622 + 0 = 666.

It is a super-2 number, since 2×22860448646220² (a number of 28 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1198127182 + ... + 1198146261.

It is an arithmetic number, because the mean of its divisors is an integer number (981273975318).

Almost surely, 2^{22860448646220} is an apocalyptic number.

22860448646220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22860448646220 is an abundant number, since it is smaller than the sum of its proper divisors (47791277576676).

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

22860448646220 is a wasteful number, since it uses less digits than its factorization.

22860448646220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2396273511 (or 2396273506 counting only the distinct ones).

The product of its (nonzero) digits is 14155776, while the sum is 54.

The spelling of 22860448646220 in words is "twenty-two trillion, eight hundred sixty billion, four hundred forty-eight million, six hundred forty-six thousand, two hundred twenty".