1850081142 has 48 divisors (see below), whose sum is σ = 4635377712. Its totient is φ = 487932480.

The previous prime is 1850081137. The next prime is 1850081197. The reversal of 1850081142 is 2411800581.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 238209 + ... + 245852.

It is an arithmetic number, because the mean of its divisors is an integer number (96570369).

Almost surely, 2^1850081142 is an apocalyptic number.

1850081142 is an abundant number, since it is smaller than the sum of its proper divisors (2785296570).

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

1850081142 is a wasteful number, since it uses less digits than its factorization.

1850081142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 484093 (or 484086 counting only the distinct ones).

The product of its (nonzero) digits is 2560, while the sum is 30.

The square root of 1850081142 is about 43012.5695814607. The cubic root of 1850081142 is about 1227.6189736779.

The spelling of 1850081142 in words is "one billion, eight hundred fifty million, eighty-one thousand, one hundred forty-two".