1830495290172 has 12 divisors (see below), whose sum is σ = 4271155677096. Its totient is φ = 610165096720.

The previous prime is 1830495290161. The next prime is 1830495290203. The reversal of 1830495290172 is 2710925940381.

It is a tau number, because it is divible by the number of its divisors (12).

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 3 ways as a sum of consecutive naturals, for example, 76270637079 + ... + 76270637102.

It is an arithmetic number, because the mean of its divisors is an integer number (355929639758).

Almost surely, 2^{1830495290172} is an apocalyptic number.

1830495290172 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1830495290172 is an abundant number, since it is smaller than the sum of its proper divisors (2440660386924).

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

1830495290172 is a wasteful number, since it uses less digits than its factorization.

1830495290172 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 152541274188 (or 152541274186 counting only the distinct ones).

The product of its (nonzero) digits is 1088640, while the sum is 51.

The spelling of 1830495290172 in words is "one trillion, eight hundred thirty billion, four hundred ninety-five million, two hundred ninety thousand, one hundred seventy-two".