27213198358 has 16 divisors (see below), whose sum is σ = 43306915680. Its totient is φ = 12780743296.

The previous prime is 27213198349. The next prime is 27213198359. The reversal of 27213198358 is 85389131272.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27213198359) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 778513 + ... + 812716.

It is an arithmetic number, because the mean of its divisors is an integer number (2706682230).

Almost surely, 2^27213198358 is an apocalyptic number.

27213198358 is a deficient number, since it is larger than the sum of its proper divisors (16093717322).

27213198358 is a wasteful number, since it uses less digits than its factorization.

27213198358 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1591751.

The product of its digits is 725760, while the sum is 49.

The spelling of 27213198358 in words is "twenty-seven billion, two hundred thirteen million, one hundred ninety-eight thousand, three hundred fifty-eight".