20222916395488 has 48 divisors (see below), whose sum is σ = 41187572178480. Its totient is φ = 9762594379776.

The previous prime is 20222916395431. The next prime is 20222916395533. The reversal of 20222916395488 is 88459361922202.

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, 54197656 + ... + 54569512.

It is an arithmetic number, because the mean of its divisors is an integer number (858074420385).

Almost surely, 2^{20222916395488} is an apocalyptic number.

It is an amenable number.

20222916395488 is an abundant number, since it is smaller than the sum of its proper divisors (20964655782992).

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

20222916395488 is a wasteful number, since it uses less digits than its factorization.

20222916395488 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 430499 (or 430491 counting only the distinct ones).

The product of its (nonzero) digits is 29859840, while the sum is 61.

The spelling of 20222916395488 in words is "twenty trillion, two hundred twenty-two billion, nine hundred sixteen million, three hundred ninety-five thousand, four hundred eighty-eight".