1117572938218 has 16 divisors (see below), whose sum is σ = 1828791211680. Its totient is φ = 507977839600.

The previous prime is 1117572938191. The next prime is 1117572938239. The reversal of 1117572938218 is 8128392757111.

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, 734148 + ... + 1665568.

It is an arithmetic number, because the mean of its divisors is an integer number (114299450730).

Almost surely, 2^{1117572938218} is an apocalyptic number.

1117572938218 is a deficient number, since it is larger than the sum of its proper divisors (711218273462).

1117572938218 is a wasteful number, since it uses less digits than its factorization.

1117572938218 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 985973.

The product of its digits is 1693440, while the sum is 55.

The spelling of 1117572938218 in words is "one trillion, one hundred seventeen billion, five hundred seventy-two million, nine hundred thirty-eight thousand, two hundred eighteen".