2016091858100 has 36 divisors (see below), whose sum is σ = 4525778625900. Its totient is φ = 778628578560.

The previous prime is 2016091858061. The next prime is 2016091858127. The reversal of 2016091858100 is 18581906102.

It can be written as a sum of positive squares in 6 ways, for example, as 407474596 + 2015684383504 = 20186^2 + 1419748^2 .

It is a super-2 number, since 2×2016091858100² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 347599145 + ... + 347604944.

Almost surely, 2^{2016091858100} is an apocalyptic number.

2016091858100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2016091858100 is an abundant number, since it is smaller than the sum of its proper divisors (2509686767800).

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

2016091858100 is a wasteful number, since it uses less digits than its factorization.

2016091858100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 695204132 (or 695204125 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 41.

The spelling of 2016091858100 in words is "two trillion, sixteen billion, ninety-one million, eight hundred fifty-eight thousand, one hundred".