199195689010 has 16 divisors (see below), whose sum is σ = 359326659456. Its totient is φ = 79506182448.

The previous prime is 199195688987. The next prime is 199195689127. The reversal of 199195689010 is 10986591991.

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, 21506784 + ... + 21516043.

It is an arithmetic number, because the mean of its divisors is an integer number (22457916216).

Almost surely, 2^199195689010 is an apocalyptic number.

199195689010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

199195689010 is a deficient number, since it is larger than the sum of its proper divisors (160130970446).

199195689010 is a wasteful number, since it uses less digits than its factorization.

199195689010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43023297.

The product of its (nonzero) digits is 1574640, while the sum is 58.

The spelling of 199195689010 in words is "one hundred ninety-nine billion, one hundred ninety-five million, six hundred eighty-nine thousand, ten".