4857186549894 has 64 divisors (see below), whose sum is σ = 11116838572032. Its totient is φ = 1385931254400.

The previous prime is 4857186549877. The next prime is 4857186549911. The reversal of 4857186549894 is 4989456817584.

It is an interprime number because it is at equal distance from previous prime (4857186549877) and next prime (4857186549911).

It is a super-2 number, since 2×4857186549894² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 146367984 + ... + 146401164.

It is an arithmetic number, because the mean of its divisors is an integer number (173700602688).

Almost surely, 2^{4857186549894} is an apocalyptic number.

4857186549894 is an abundant number, since it is smaller than the sum of its proper divisors (6259652022138).

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

4857186549894 is a wasteful number, since it uses less digits than its factorization.

4857186549894 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37701.

The product of its digits is 2786918400, while the sum is 78.

The spelling of 4857186549894 in words is "four trillion, eight hundred fifty-seven billion, one hundred eighty-six million, five hundred forty-nine thousand, eight hundred ninety-four".