453447427642 has 12 divisors (see below), whose sum is σ = 747626131098. Its totient is φ = 206112467000.

The previous prime is 453447427621. The next prime is 453447427711. The reversal of 453447427642 is 246724744354.

It can be written as a sum of positive squares in only one way, i.e., 273339706761 + 180107720881 = 522819^2 + 424391^2 .

It is a super-2 number, since 2×453447427642² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 453447427642.

It is an unprimeable number.

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 5 ways as a sum of consecutive naturals, for example, 936874609 + ... + 936875092.

Almost surely, 2^453447427642 is an apocalyptic number.

453447427642 is a deficient number, since it is larger than the sum of its proper divisors (294178703456).

453447427642 is a wasteful number, since it uses less digits than its factorization.

453447427642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1873749725 (or 1873749714 counting only the distinct ones).

The product of its digits is 18063360, while the sum is 52.

The spelling of 453447427642 in words is "four hundred fifty-three billion, four hundred forty-seven million, four hundred twenty-seven thousand, six hundred forty-two".