190899100074 has 16 divisors (see below), whose sum is σ = 381907608480. Its totient is φ = 63614798640.

The previous prime is 190899100061. The next prime is 190899100087. The reversal of 190899100074 is 470001998091.

190899100074 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (190899100061) and next prime (190899100087).

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 190899099996 and 190899100032.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4535989 + ... + 4577880.

It is an arithmetic number, because the mean of its divisors is an integer number (23869225530).

Almost surely, 2^190899100074 is an apocalyptic number.

190899100074 is an abundant number, since it is smaller than the sum of its proper divisors (191008508406).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

190899100074 is a wasteful number, since it uses less digits than its factorization.

190899100074 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9117365.

The product of its (nonzero) digits is 163296, while the sum is 48.

The spelling of 190899100074 in words is "one hundred ninety billion, eight hundred ninety-nine million, one hundred thousand, seventy-four".