1855100056 has 16 divisors (see below), whose sum is σ = 3479036400. Its totient is φ = 927357024.

The previous prime is 1855100003. The next prime is 1855100083. The reversal of 1855100056 is 6500015581.

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, 21885 + ... + 64723.

It is an arithmetic number, because the mean of its divisors is an integer number (217439775).

Almost surely, 2^1855100056 is an apocalyptic number.

It is an amenable number.

1855100056 is a deficient number, since it is larger than the sum of its proper divisors (1623936344).

1855100056 is a wasteful number, since it uses less digits than its factorization.

1855100056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48258 (or 48254 counting only the distinct ones).

The product of its (nonzero) digits is 6000, while the sum is 31.

The square root of 1855100056 is about 43070.8724778127. The cubic root of 1855100056 is about 1228.7280693476.

The spelling of 1855100056 in words is "one billion, eight hundred fifty-five million, one hundred thousand, fifty-six".