12219157593 has 12 divisors (see below), whose sum is σ = 17651049520. Its totient is φ = 8145571896.

The previous prime is 12219157499. The next prime is 12219157603. The reversal of 12219157593 is 39575191221.

12219157593 is a `hidden beast` number, since 1 + 2 + 2 + 1 + 9 + 1 + 57 + 593 = 666.

It is not a de Polignac number, because 12219157593 - 2¹³ = 12219149401 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12219157193) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 141798 + ... + 211056.

Almost surely, 2^12219157593 is an apocalyptic number.

It is an amenable number.

12219157593 is a deficient number, since it is larger than the sum of its proper divisors (5431891927).

12219157593 is a wasteful number, since it uses less digits than its factorization.

12219157593 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 88868 (or 88865 counting only the distinct ones).

The product of its digits is 170100, while the sum is 45.

The spelling of 12219157593 in words is "twelve billion, two hundred nineteen million, one hundred fifty-seven thousand, five hundred ninety-three".