145850189204 has 12 divisors (see below), whose sum is σ = 255410183028. Its totient is φ = 72875851200.

The previous prime is 145850189171. The next prime is 145850189227. The reversal of 145850189204 is 402981058541.

It can be written as a sum of positive squares in 2 ways, for example, as 34025491600 + 111824697604 = 184460^2 + 334402^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12304187 + ... + 12316034.

It is an arithmetic number, because the mean of its divisors is an integer number (21284181919).

Almost surely, 2^145850189204 is an apocalyptic number.

It is an amenable number.

145850189204 is a deficient number, since it is larger than the sum of its proper divisors (109559993824).

145850189204 is a wasteful number, since it uses less digits than its factorization.

145850189204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24621706 (or 24621704 counting only the distinct ones).

The product of its (nonzero) digits is 460800, while the sum is 47.

The spelling of 145850189204 in words is "one hundred forty-five billion, eight hundred fifty million, one hundred eighty-nine thousand, two hundred four".