11918485658594 has 32 divisors (see below), whose sum is σ = 19287370650240. Its totient is φ = 5502631144192.

The previous prime is 11918485658593. The next prime is 11918485658633. The reversal of 11918485658594 is 49585658481911.

It is a super-2 number, since 2×11918485658594² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (11918485658593) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 44344787 + ... + 44612745.

It is an arithmetic number, because the mean of its divisors is an integer number (602730332820).

Almost surely, 2^{11918485658594} is an apocalyptic number.

11918485658594 is a deficient number, since it is larger than the sum of its proper divisors (7368884991646).

11918485658594 is a wasteful number, since it uses less digits than its factorization.

11918485658594 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 292714.

The product of its digits is 497664000, while the sum is 74.

The spelling of 11918485658594 in words is "eleven trillion, nine hundred eighteen billion, four hundred eighty-five million, six hundred fifty-eight thousand, five hundred ninety-four".