1803418532275 has 12 divisors (see below), whose sum is σ = 2367782449992. Its totient is φ = 1357868071040.

The previous prime is 1803418532261. The next prime is 1803418532287. The reversal of 1803418532275 is 5722358143081.

It is not a de Polignac number, because 1803418532275 - 2⁷ = 1803418532147 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2121668437 + ... + 2121669286.

It is an arithmetic number, because the mean of its divisors is an integer number (197315204166).

Almost surely, 2^{1803418532275} is an apocalyptic number.

1803418532275 is a deficient number, since it is larger than the sum of its proper divisors (564363917717).

1803418532275 is a wasteful number, since it uses less digits than its factorization.

1803418532275 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4243337750 (or 4243337745 counting only the distinct ones).

The product of its (nonzero) digits is 1612800, while the sum is 49.

The spelling of 1803418532275 in words is "one trillion, eight hundred three billion, four hundred eighteen million, five hundred thirty-two thousand, two hundred seventy-five".