199422813488 has 20 divisors (see below), whose sum is σ = 406717580760. Its totient is φ = 94463437824.

The previous prime is 199422813487. The next prime is 199422813497. The reversal of 199422813488 is 884318224991.

It is a super-2 number, since 2×199422813488² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (199422813487) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 327997745 + ... + 327998352.

It is an arithmetic number, because the mean of its divisors is an integer number (20335879038).

Almost surely, 2^199422813488 is an apocalyptic number.

It is an amenable number.

199422813488 is an abundant number, since it is smaller than the sum of its proper divisors (207294767272).

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

199422813488 is a wasteful number, since it uses less digits than its factorization.

199422813488 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 655996124 (or 655996118 counting only the distinct ones).

The product of its digits is 7962624, while the sum is 59.

The spelling of 199422813488 in words is "one hundred ninety-nine billion, four hundred twenty-two million, eight hundred thirteen thousand, four hundred eighty-eight".