19593240212 has 24 divisors (see below), whose sum is σ = 42200825856. Its totient is φ = 7751171808.

The previous prime is 19593240193. The next prime is 19593240241. The reversal of 19593240212 is 21204239591.

It is a happy number.

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, 26913428 + ... + 26914155.

It is an arithmetic number, because the mean of its divisors is an integer number (1758367744).

Almost surely, 2^19593240212 is an apocalyptic number.

It is an amenable number.

19593240212 is an abundant number, since it is smaller than the sum of its proper divisors (22607585644).

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

19593240212 is a wasteful number, since it uses less digits than its factorization.

19593240212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53827607 (or 53827605 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 38.

The spelling of 19593240212 in words is "nineteen billion, five hundred ninety-three million, two hundred forty thousand, two hundred twelve".