10490198166 has 64 divisors (see below), whose sum is σ = 26683200000. Its totient is φ = 2992539168.

The previous prime is 10490198149. The next prime is 10490198197. The reversal of 10490198166 is 66189109401.

10490198166 is a `hidden beast` number, since 10 + 490 + 1 + 98 + 1 + 66 = 666.

It is a super-2 number, since 2×10490198166² (a number of 21 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, 225585 + ... + 268083.

It is an arithmetic number, because the mean of its divisors is an integer number (416925000).

Almost surely, 2^10490198166 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 10490198166, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13341600000).

10490198166 is an abundant number, since it is smaller than the sum of its proper divisors (16193001834).

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

10490198166 is a wasteful number, since it uses less digits than its factorization.

10490198166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43170 (or 43164 counting only the distinct ones).

The product of its (nonzero) digits is 93312, while the sum is 45.

The spelling of 10490198166 in words is "ten billion, four hundred ninety million, one hundred ninety-eight thousand, one hundred sixty-six".