3578198809896 has 64 divisors (see below), whose sum is σ = 9940245120000. Its totient is φ = 1192636459008.

The previous prime is 3578198809841. The next prime is 3578198809949. The reversal of 3578198809896 is 6989088918753.

3578198809896 is a `hidden beast` number, since 357 + 8 + 1 + 98 + 8 + 0 + 98 + 96 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2031720 + ... + 3359208.

It is an arithmetic number, because the mean of its divisors is an integer number (155316330000).

Almost surely, 2^{3578198809896} is an apocalyptic number.

3578198809896 is a gapful number since it is divisible by the number (36) formed by its first and last digit.

It is an amenable number.

3578198809896 is an abundant number, since it is smaller than the sum of its proper divisors (6362046310104).

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

3578198809896 is a wasteful number, since it uses less digits than its factorization.

3578198809896 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1339983 (or 1339973 counting only the distinct ones).

The product of its (nonzero) digits is 1881169920, while the sum is 81.

The spelling of 3578198809896 in words is "three trillion, five hundred seventy-eight billion, one hundred ninety-eight million, eight hundred nine thousand, eight hundred ninety-six".