3198540866190 has 64 divisors (see below), whose sum is σ = 7735834478592. Its totient is φ = 846352540800.

The previous prime is 3198540866179. The next prime is 3198540866203. The reversal of 3198540866190 is 916680458913.

It is a super-2 number, since 2×3198540866190² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 49135704 + ... + 49200756.

It is an arithmetic number, because the mean of its divisors is an integer number (120872413728).

Almost surely, 2^{3198540866190} is an apocalyptic number.

3198540866190 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

3198540866190 is an abundant number, since it is smaller than the sum of its proper divisors (4537293612402).

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

3198540866190 is a wasteful number, since it uses less digits than its factorization.

3198540866190 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77705.

The product of its (nonzero) digits is 11197440, while the sum is 60.

The spelling of 3198540866190 in words is "three trillion, one hundred ninety-eight billion, five hundred forty million, eight hundred sixty-six thousand, one hundred ninety".