27215406022 has 16 divisors (see below), whose sum is σ = 46658886912. Its totient is φ = 11662769160.

The previous prime is 27215406011. The next prime is 27215406041. The reversal of 27215406022 is 22060451272.

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, 106897 + ... + 256627.

It is an arithmetic number, because the mean of its divisors is an integer number (2916180432).

Almost surely, 2^27215406022 is an apocalyptic number.

27215406022 is a deficient number, since it is larger than the sum of its proper divisors (19443480890).

27215406022 is a wasteful number, since it uses less digits than its factorization.

27215406022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 162723.

The product of its (nonzero) digits is 13440, while the sum is 31.

Adding to 27215406022 its reverse (22060451272), we get a palindrome (49275857294).

The spelling of 27215406022 in words is "twenty-seven billion, two hundred fifteen million, four hundred six thousand, twenty-two".