5452400643 has 4 divisors (see below), whose sum is σ = 7269867528. Its totient is φ = 3634933760.

The previous prime is 5452400627. The next prime is 5452400647. The reversal of 5452400643 is 3460042545.

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 5452400643 - 2⁴ = 5452400627 is a prime.

It is not an unprimeable number, because it can be changed into a prime (5452400647) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 908733438 + ... + 908733443.

It is an arithmetic number, because the mean of its divisors is an integer number (1817466882).

Almost surely, 2^5452400643 is an apocalyptic number.

5452400643 is a deficient number, since it is larger than the sum of its proper divisors (1817466885).

5452400643 is a wasteful number, since it uses less digits than its factorization.

5452400643 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1817466884.

The product of its (nonzero) digits is 57600, while the sum is 33.

The square root of 5452400643 is about 73840.3727170983. The cubic root of 5452400643 is about 1760.0672153867.

The spelling of 5452400643 in words is "five billion, four hundred fifty-two million, four hundred thousand, six hundred forty-three".