64222023672833 has 4 divisors (see below), whose sum is σ = 69162179339988. Its totient is φ = 59281868005680.

The previous prime is 64222023672827. The next prime is 64222023672841. The reversal of 64222023672833 is 33827632022246.

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

It can be written as a sum of positive squares in 2 ways, for example, as 3391258522369 + 60830765150464 = 1841537^2 + 7799408^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-64222023672833 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (64222023672733) 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, 2470077833558 + ... + 2470077833583.

It is an arithmetic number, because the mean of its divisors is an integer number (17290544834997).

Almost surely, 2^{64222023672833} is an apocalyptic number.

It is an amenable number.

64222023672833 is a deficient number, since it is larger than the sum of its proper divisors (4940155667155).

64222023672833 is a wasteful number, since it uses less digits than its factorization.

64222023672833 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4940155667154.

The product of its (nonzero) digits is 6967296, while the sum is 50.

The spelling of 64222023672833 in words is "sixty-four trillion, two hundred twenty-two billion, twenty-three million, six hundred seventy-two thousand, eight hundred thirty-three".