2159619522 has 16 divisors (see below), whose sum is σ = 4320003072. Its totient is φ = 719745840.

The previous prime is 2159619521. The next prime is 2159619541. The reversal of 2159619522 is 2259169512.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (2159619521) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8928 + ... + 66324.

It is an arithmetic number, because the mean of its divisors is an integer number (270000192).

Almost surely, 2^2159619522 is an apocalyptic number.

2159619522 is an abundant number, since it is smaller than the sum of its proper divisors (2160383550).

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

2159619522 is a wasteful number, since it uses less digits than its factorization.

2159619522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63673.

The product of its digits is 97200, while the sum is 42.

The square root of 2159619522 is about 46471.7066826688. The cubic root of 2159619522 is about 1292.5849100250.

The spelling of 2159619522 in words is "two billion, one hundred fifty-nine million, six hundred nineteen thousand, five hundred twenty-two".