145589000190 has 64 divisors (see below), whose sum is σ = 364689907200. Its totient is φ = 37127147904.

The previous prime is 145589000189. The next prime is 145589000203. The reversal of 145589000190 is 91000985541.

It is a super-2 number, since 2×145589000190² (a number of 23 digits) contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3282381 + ... + 3326439.

It is an arithmetic number, because the mean of its divisors is an integer number (5698279800).

Almost surely, 2^145589000190 is an apocalyptic number.

145589000190 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

145589000190 is an abundant number, since it is smaller than the sum of its proper divisors (219100907010).

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

145589000190 is a wasteful number, since it uses less digits than its factorization.

145589000190 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48881.

The product of its (nonzero) digits is 64800, while the sum is 42.

The spelling of 145589000190 in words is "one hundred forty-five billion, five hundred eighty-nine million, one hundred ninety", and thus it is an aban number.