2159722298532 has 24 divisors (see below), whose sum is σ = 5213122790400. Its totient is φ = 695083038496.

The previous prime is 2159722298519. The next prime is 2159722298537. The reversal of 2159722298532 is 2358922279512.

It is not an unprimeable number, because it can be changed into a prime (2159722298537) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3103048932 + ... + 3103049627.

It is an arithmetic number, because the mean of its divisors is an integer number (217213449600).

Almost surely, 2^{2159722298532} is an apocalyptic number.

It is an amenable number.

2159722298532 is an abundant number, since it is smaller than the sum of its proper divisors (3053400491868).

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

2159722298532 is a wasteful number, since it uses less digits than its factorization.

2159722298532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6206098595 (or 6206098593 counting only the distinct ones).

The product of its digits is 10886400, while the sum is 57.

The spelling of 2159722298532 in words is "two trillion, one hundred fifty-nine billion, seven hundred twenty-two million, two hundred ninety-eight thousand, five hundred thirty-two".