22466426252420 has 12 divisors (see below), whose sum is σ = 47179495130124. Its totient is φ = 8986570500960.

The previous prime is 22466426252419. The next prime is 22466426252443. The reversal of 22466426252420 is 2425262466422.

It can be written as a sum of positive squares in 2 ways, for example, as 6440063401984 + 16026362850436 = 2537728^2 + 4003294^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 561660656291 + ... + 561660656330.

It is an arithmetic number, because the mean of its divisors is an integer number (3931624594177).

Almost surely, 2^{22466426252420} is an apocalyptic number.

22466426252420 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22466426252420 is an abundant number, since it is smaller than the sum of its proper divisors (24713068877704).

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

22466426252420 is a wasteful number, since it uses less digits than its factorization.

22466426252420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1123321312630 (or 1123321312628 counting only the distinct ones).

The product of its (nonzero) digits is 4423680, while the sum is 47.

The spelling of 22466426252420 in words is "twenty-two trillion, four hundred sixty-six billion, four hundred twenty-six million, two hundred fifty-two thousand, four hundred twenty".