105116501986 has 8 divisors (see below), whose sum is σ = 159834681324. Its totient is φ = 51838274880.

The previous prime is 105116501933. The next prime is 105116502011. The reversal of 105116501986 is 689105611501.

It can be written as a sum of positive squares in 2 ways, for example, as 97051563961 + 8064938025 = 311531^2 + 89805^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×105116501986² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 359987875 + ... + 359988166.

Almost surely, 2^105116501986 is an apocalyptic number.

105116501986 is a deficient number, since it is larger than the sum of its proper divisors (54718179338).

105116501986 is an equidigital number, since it uses as much as digits as its factorization.

105116501986 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 719976116.

The product of its (nonzero) digits is 64800, while the sum is 43.

The spelling of 105116501986 in words is "one hundred five billion, one hundred sixteen million, five hundred one thousand, nine hundred eighty-six".