64626066226444 has 24 divisors (see below), whose sum is σ = 115728663024128. Its totient is φ = 31560771810960.

The previous prime is 64626066226433. The next prime is 64626066226451. The reversal of 64626066226444 is 44462266062646.

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, 2138989 + ... + 11568379.

Almost surely, 2^{64626066226444} is an apocalyptic number.

It is an amenable number.

64626066226444 is a deficient number, since it is larger than the sum of its proper divisors (51102596797684).

64626066226444 is a wasteful number, since it uses less digits than its factorization.

64626066226444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9469285 (or 9469283 counting only the distinct ones).

The product of its (nonzero) digits is 95551488, while the sum is 58.

The spelling of 64626066226444 in words is "sixty-four trillion, six hundred twenty-six billion, sixty-six million, two hundred twenty-six thousand, four hundred forty-four".