27754220022 has 16 divisors (see below), whose sum is σ = 55510080192. Its totient is φ = 9251133320.

The previous prime is 27754219891. The next prime is 27754220029. The reversal of 27754220022 is 22002245772.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27754220029) 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, 332497 + ... + 407507.

It is an arithmetic number, because the mean of its divisors is an integer number (3469380012).

Almost surely, 2^27754220022 is an apocalyptic number.

27754220022 is an abundant number, since it is smaller than the sum of its proper divisors (27755860170).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

27754220022 is a wasteful number, since it uses less digits than its factorization.

27754220022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 136683.

The product of its (nonzero) digits is 31360, while the sum is 33.

Adding to 27754220022 its reverse (22002245772), we get a palindrome (49756465794).

The spelling of 27754220022 in words is "twenty-seven billion, seven hundred fifty-four million, two hundred twenty thousand, twenty-two".