22667152420420 has 48 divisors (see below), whose sum is σ = 48509240154480. Its totient is φ = 8893937834496.

The previous prime is 22667152420397. The next prime is 22667152420427. The reversal of 22667152420420 is 2402425176622.

It can be written as a sum of positive squares in 8 ways, for example, as 192138448896 + 22475013971524 = 438336^2 + 4740782^2 .

It is not an unprimeable number, because it can be changed into a prime (22667152420427) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2880286 + ... + 7323274.

It is an arithmetic number, because the mean of its divisors is an integer number (1010609169885).

Almost surely, 2^{22667152420420} is an apocalyptic number.

22667152420420 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22667152420420 is an abundant number, since it is smaller than the sum of its proper divisors (25842087734060).

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

22667152420420 is a wasteful number, since it uses less digits than its factorization.

22667152420420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4447864 (or 4447862 counting only the distinct ones).

The product of its (nonzero) digits is 645120, while the sum is 43.

The spelling of 22667152420420 in words is "twenty-two trillion, six hundred sixty-seven billion, one hundred fifty-two million, four hundred twenty thousand, four hundred twenty".