1851330150 has 72 divisors (see below), whose sum is σ = 5108382864. Its totient is φ = 480340800.

The previous prime is 1851330149. The next prime is 1851330163. The reversal of 1851330150 is 510331581.

1851330150 is a `hidden beast` number, since 185 + 1 + 330 + 150 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 38946 + ... + 72245.

It is an arithmetic number, because the mean of its divisors is an integer number (70949762).

Almost surely, 2^1851330150 is an apocalyptic number.

1851330150 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1851330150 is an abundant number, since it is smaller than the sum of its proper divisors (3257052714).

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

1851330150 is a wasteful number, since it uses less digits than its factorization.

1851330150 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111246 (or 111238 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 27.

The square root of 1851330150 is about 43027.0862364627. The cubic root of 1851330150 is about 1227.8951707527.

The spelling of 1851330150 in words is "one billion, eight hundred fifty-one million, three hundred thirty thousand, one hundred fifty".