4645642433 has 4 divisors (see below), whose sum is σ = 4689059760. Its totient is φ = 4602225108.

The previous prime is 4645642429. The next prime is 4645642447. The reversal of 4645642433 is 3342465464.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 4645642433 - 2² = 4645642429 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4645644433) 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, 21708503 + ... + 21708716.

It is an arithmetic number, because the mean of its divisors is an integer number (1172264940).

Almost surely, 2^4645642433 is an apocalyptic number.

It is an amenable number.

4645642433 is a deficient number, since it is larger than the sum of its proper divisors (43417327).

4645642433 is a wasteful number, since it uses less digits than its factorization.

4645642433 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43417326.

The product of its digits is 829440, while the sum is 41.

The square root of 4645642433 is about 68158.9497645027. The cubic root of 4645642433 is about 1668.5859919370.

The spelling of 4645642433 in words is "four billion, six hundred forty-five million, six hundred forty-two thousand, four hundred thirty-three".