10194473986 has 16 divisors (see below), whose sum is σ = 15482932920. Its totient is φ = 5033756800.

The previous prime is 10194473957. The next prime is 10194473999. The reversal of 10194473986 is 68937449101.

It can be written as a sum of positive squares in 4 ways, for example, as 9889308025 + 305165961 = 99445^2 + 17469^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13710 + ... + 143446.

Almost surely, 2^10194473986 is an apocalyptic number.

10194473986 is a deficient number, since it is larger than the sum of its proper divisors (5288458934).

10194473986 is a wasteful number, since it uses less digits than its factorization.

10194473986 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 130229.

The product of its (nonzero) digits is 1306368, while the sum is 52.

The spelling of 10194473986 in words is "ten billion, one hundred ninety-four million, four hundred seventy-three thousand, nine hundred eighty-six".