452147740722 has 12 divisors (see below), whose sum is σ = 979653438270. Its totient is φ = 150715913568.

The previous prime is 452147740669. The next prime is 452147740727. The reversal of 452147740722 is 227047741254.

452147740722 is a `hidden beast` number, since 4 + 5 + 214 + 7 + 7 + 407 + 22 = 666.

It can be written as a sum of positive squares in only one way, i.e., 316126187001 + 136021553721 = 562251^2 + 368811^2 .

It is not an unprimeable number, because it can be changed into a prime (452147740727) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 12559659447 + ... + 12559659482.

Almost surely, 2^452147740722 is an apocalyptic number.

452147740722 is an abundant number, since it is smaller than the sum of its proper divisors (527505697548).

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

452147740722 is a wasteful number, since it uses less digits than its factorization.

452147740722 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25119318937 (or 25119318934 counting only the distinct ones).

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

The spelling of 452147740722 in words is "four hundred fifty-two billion, one hundred forty-seven million, seven hundred forty thousand, seven hundred twenty-two".