452142622511 has 4 divisors (see below), whose sum is σ = 453484292352. Its totient is φ = 450800952672.

The previous prime is 452142622483. The next prime is 452142622537. The reversal of 452142622511 is 115226241254.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 452142622511 - 2³⁸ = 177264715567 is a prime.

It is a super-2 number, since 2×452142622511² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (452142622571) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 670834415 + ... + 670835088.

It is an arithmetic number, because the mean of its divisors is an integer number (113371073088).

Almost surely, 2^452142622511 is an apocalyptic number.

452142622511 is a deficient number, since it is larger than the sum of its proper divisors (1341669841).

452142622511 is a wasteful number, since it uses less digits than its factorization.

452142622511 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1341669840.

The product of its digits is 38400, while the sum is 35.

Adding to 452142622511 its reverse (115226241254), we get a palindrome (567368863765).

The spelling of 452142622511 in words is "four hundred fifty-two billion, one hundred forty-two million, six hundred twenty-two thousand, five hundred eleven".