147422774221776 has 120 divisors (see below), whose sum is σ = 417788914277280. Its totient is φ = 48521068685568.

The previous prime is 147422774221771. The next prime is 147422774221829. The reversal of 147422774221776 is 677122477224741.

147422774221776 is a `hidden beast` number, since 1 + 4 + 7 + 42 + 277 + 42 + 217 + 76 = 666.

It is a hoax number, since the sum of its digits (63) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (147422774221771) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 17349930 + ... + 24410358.

It is an arithmetic number, because the mean of its divisors is an integer number (3481574285644).

Almost surely, 2^{147422774221776} is an apocalyptic number.

147422774221776 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 147422774221776, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (208894457138640).

147422774221776 is an abundant number, since it is smaller than the sum of its proper divisors (270366140055504).

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

147422774221776 is a wasteful number, since it uses less digits than its factorization.

147422774221776 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7062273 (or 7062264 counting only the distinct ones).

The product of its digits is 103262208, while the sum is 63.

The spelling of 147422774221776 in words is "one hundred forty-seven trillion, four hundred twenty-two billion, seven hundred seventy-four million, two hundred twenty-one thousand, seven hundred seventy-six".