11858548894 has 16 divisors (see below), whose sum is σ = 17966551680. Its totient is φ = 5869915480.

The previous prime is 11858548879. The next prime is 11858548921. The reversal of 11858548894 is 49884585811.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 55767 + ... + 163789.

It is an arithmetic number, because the mean of its divisors is an integer number (1122909480).

Almost surely, 2^11858548894 is an apocalyptic number.

11858548894 is a deficient number, since it is larger than the sum of its proper divisors (6108002786).

11858548894 is a wasteful number, since it uses less digits than its factorization.

11858548894 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 108575.

The product of its digits is 14745600, while the sum is 61.

The spelling of 11858548894 in words is "eleven billion, eight hundred fifty-eight million, five hundred forty-eight thousand, eight hundred ninety-four".