199919004675 has 48 divisors (see below), whose sum is σ = 356012817888. Its totient is φ = 98406604800.

The previous prime is 199919004671. The next prime is 199919004679. The reversal of 199919004675 is 576400919991.

It is an interprime number because it is at equal distance from previous prime (199919004671) and next prime (199919004679).

It is not a de Polignac number, because 199919004675 - 2² = 199919004671 is a prime.

It is not an unprimeable number, because it can be changed into a prime (199919004671) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 9037929 + ... + 9060021.

It is an arithmetic number, because the mean of its divisors is an integer number (7416933706).

Almost surely, 2^199919004675 is an apocalyptic number.

199919004675 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

199919004675 is a deficient number, since it is larger than the sum of its proper divisors (156093813213).

199919004675 is a wasteful number, since it uses less digits than its factorization.

199919004675 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31400 (or 31395 counting only the distinct ones).

The product of its (nonzero) digits is 5511240, while the sum is 60.

The spelling of 199919004675 in words is "one hundred ninety-nine billion, nine hundred nineteen million, four thousand, six hundred seventy-five".