452766148642 has 8 divisors (see below), whose sum is σ = 682668131436. Its totient is φ = 225210104832.

The previous prime is 452766148591. The next prime is 452766148649. The reversal of 452766148642 is 246841667254.

It is a Cunningham number, because it is equal to 672879²+1.

It can be written as a sum of positive squares in 2 ways, for example, as 452766148641 + 1 = 672879^2 + 1^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×452766148642² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (452766148649) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 586484263 + ... + 586485034.

Almost surely, 2^452766148642 is an apocalyptic number.

452766148642 is a deficient number, since it is larger than the sum of its proper divisors (229901982794).

452766148642 is a wasteful number, since it uses less digits than its factorization.

452766148642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1172969492.

The product of its digits is 15482880, while the sum is 55.

The spelling of 452766148642 in words is "four hundred fifty-two billion, seven hundred sixty-six million, one hundred forty-eight thousand, six hundred forty-two".