3598352161956 has 72 divisors (see below), whose sum is σ = 9104766216000. Its totient is φ = 1198273487040.

The previous prime is 3598352161919. The next prime is 3598352161981. The reversal of 3598352161956 is 6591612538953.

It is a happy number.

3598352161956 is a `hidden beast` number, since 3 + 5 + 9 + 8 + 3 + 5 + 2 + 1 + 619 + 5 + 6 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 3598352161893 and 3598352161902.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 198455011 + ... + 198473141.

Almost surely, 2^{3598352161956} is an apocalyptic number.

3598352161956 is a gapful number since it is divisible by the number (36) formed by its first and last digit.

It is an amenable number.

3598352161956 is an abundant number, since it is smaller than the sum of its proper divisors (5506414054044).

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

3598352161956 is a wasteful number, since it uses less digits than its factorization.

3598352161956 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23249 (or 23244 counting only the distinct ones).

The product of its digits is 52488000, while the sum is 63.

The spelling of 3598352161956 in words is "three trillion, five hundred ninety-eight billion, three hundred fifty-two million, one hundred sixty-one thousand, nine hundred fifty-six".