1850540044 has 12 divisors (see below), whose sum is σ = 3239992504. Its totient is φ = 924827904.

The previous prime is 1850540033. The next prime is 1850540051. The reversal of 1850540044 is 4400450581.

It is a junction number, because it is equal to n+sod(n) for n = 1850539988 and 1850540015.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 101022 + ... + 117925.

Almost surely, 2^1850540044 is an apocalyptic number.

It is an amenable number.

1850540044 is a deficient number, since it is larger than the sum of its proper divisors (1389452460).

1850540044 is a wasteful number, since it uses less digits than its factorization.

1850540044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 221064 (or 221062 counting only the distinct ones).

The product of its (nonzero) digits is 12800, while the sum is 31.

The square root of 1850540044 is about 43017.9037611086. The cubic root of 1850540044 is about 1227.7204665651.

The spelling of 1850540044 in words is "one billion, eight hundred fifty million, five hundred forty thousand, forty-four".