190146202172 has 48 divisors (see below), whose sum is σ = 362209978368. Its totient is φ = 86996524800.

The previous prime is 190146202157. The next prime is 190146202241. The reversal of 190146202172 is 271202641091.

190146202172 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 285593 + ... + 679599.

It is an arithmetic number, because the mean of its divisors is an integer number (7546041216).

Almost surely, 2^190146202172 is an apocalyptic number.

It is an amenable number.

190146202172 is a deficient number, since it is larger than the sum of its proper divisors (172063776196).

190146202172 is a wasteful number, since it uses less digits than its factorization.

190146202172 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 394226 (or 394224 counting only the distinct ones).

The product of its (nonzero) digits is 12096, while the sum is 35.

The spelling of 190146202172 in words is "one hundred ninety billion, one hundred forty-six million, two hundred two thousand, one hundred seventy-two".