452758656249 has 12 divisors (see below), whose sum is σ = 662263014400. Its totient is φ = 298018355544.

The previous prime is 452758656223. The next prime is 452758656263. The reversal of 452758656249 is 942656857254.

452758656249 is a `hidden beast` number, since 4 + 5 + 2 + 7 + 586 + 5 + 6 + 2 + 49 = 666.

It is not a de Polignac number, because 452758656249 - 2¹² = 452758652153 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (452758656269) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 318394969 + ... + 318396390.

Almost surely, 2^452758656249 is an apocalyptic number.

It is an amenable number.

452758656249 is a deficient number, since it is larger than the sum of its proper divisors (209504358151).

452758656249 is a wasteful number, since it uses less digits than its factorization.

452758656249 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 636791444 (or 636791441 counting only the distinct ones).

The product of its digits is 145152000, while the sum is 63.

The spelling of 452758656249 in words is "four hundred fifty-two billion, seven hundred fifty-eight million, six hundred fifty-six thousand, two hundred forty-nine".