64226365043 has 4 divisors (see below), whose sum is σ = 64248117528. Its totient is φ = 64204612560.

The previous prime is 64226365009. The next prime is 64226365051. The reversal of 64226365043 is 34056362246.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-64226365043 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (64226365003) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 10871813 + ... + 10877718.

It is an arithmetic number, because the mean of its divisors is an integer number (16062029382).

Almost surely, 2^64226365043 is an apocalyptic number.

64226365043 is a deficient number, since it is larger than the sum of its proper divisors (21752485).

64226365043 is a wasteful number, since it uses less digits than its factorization.

64226365043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21752484.

The product of its (nonzero) digits is 622080, while the sum is 41.

The spelling of 64226365043 in words is "sixty-four billion, two hundred twenty-six million, three hundred sixty-five thousand, forty-three".