10194580090 has 16 divisors (see below), whose sum is σ = 18358151688. Its totient is φ = 4076074816.

The previous prime is 10194580063. The next prime is 10194580127. The reversal of 10194580090 is 9008549101.

It can be written as a sum of positive squares in 4 ways, for example, as 8530184881 + 1664395209 = 92359^2 + 40797^2 .

It is a super-2 number, since 2×10194580090² (a number of 21 digits) contains 22 as substring.

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, 195157 + ... + 241816.

Almost surely, 2^10194580090 is an apocalyptic number.

10194580090 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

10194580090 is a deficient number, since it is larger than the sum of its proper divisors (8163571598).

10194580090 is a wasteful number, since it uses less digits than its factorization.

10194580090 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 439313.

The product of its (nonzero) digits is 12960, while the sum is 37.

The spelling of 10194580090 in words is "ten billion, one hundred ninety-four million, five hundred eighty thousand, ninety".