64226782923 has 8 divisors (see below), whose sum is σ = 85641067008. Its totient is φ = 42815177064.

The previous prime is 64226782831. The next prime is 64226782927. The reversal of 64226782923 is 32928762246.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 64226782923 - 2²¹ = 64224685771 is a prime.

It is not an unprimeable number, because it can be changed into a prime (64226782927) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 612915 + ... + 710012.

It is an arithmetic number, because the mean of its divisors is an integer number (10705133376).

Almost surely, 2^64226782923 is an apocalyptic number.

64226782923 is a deficient number, since it is larger than the sum of its proper divisors (21414284085).

64226782923 is a wasteful number, since it uses less digits than its factorization.

64226782923 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1339113.

The product of its digits is 3483648, while the sum is 51.

The spelling of 64226782923 in words is "sixty-four billion, two hundred twenty-six million, seven hundred eighty-two thousand, nine hundred twenty-three".