122547744027 has 12 divisors (see below), whose sum is σ = 177023499120. Its totient is φ = 81693838608.

The previous prime is 122547744001. The next prime is 122547744041. The reversal of 122547744027 is 720447745221.

122547744027 is a `hidden beast` number, since 12 + 2 + 547 + 74 + 4 + 0 + 27 = 666.

It is not a de Polignac number, because 122547744027 - 2³⁶ = 53828267291 is a prime.

It is a super-2 number, since 2×122547744027² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (122547744427) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 217527 + ... + 540752.

It is an arithmetic number, because the mean of its divisors is an integer number (14751958260).

Almost surely, 2^122547744027 is an apocalyptic number.

122547744027 is a deficient number, since it is larger than the sum of its proper divisors (54475755093).

122547744027 is a wasteful number, since it uses less digits than its factorization.

122547744027 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 776242 (or 776239 counting only the distinct ones).

The product of its (nonzero) digits is 878080, while the sum is 45.

The spelling of 122547744027 in words is "one hundred twenty-two billion, five hundred forty-seven million, seven hundred forty-four thousand, twenty-seven".