64872266227846 has 16 divisors (see below), whose sum is σ = 121319562816000. Its totient is φ = 25274908919880.

The previous prime is 64872266227801. The next prime is 64872266227861.

64872266227846 is nontrivially palindromic in base 10.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 210624240846 + ... + 210624241153.

It is an arithmetic number, because the mean of its divisors is an integer number (7582472676000).

Almost surely, 2^{64872266227846} is an apocalyptic number.

64872266227846 is a deficient number, since it is larger than the sum of its proper divisors (56447296588154).

64872266227846 is a wasteful number, since it uses less digits than its factorization.

64872266227846 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 421248482019.

The product of its digits is 1040449536, while the sum is 70.

The spelling of 64872266227846 in words is "sixty-four trillion, eight hundred seventy-two billion, two hundred sixty-six million, two hundred twenty-seven thousand, eight hundred forty-six".