64226717080 has 64 divisors (see below), whose sum is σ = 152257397760. Its totient is φ = 24335084928.

The previous prime is 64226717053. The next prime is 64226717081. The reversal of 64226717080 is 8071762246.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (64226717081) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 244132 + ... + 433651.

It is an arithmetic number, because the mean of its divisors is an integer number (2379021840).

Almost surely, 2^64226717080 is an apocalyptic number.

It is an amenable number.

64226717080 is an abundant number, since it is smaller than the sum of its proper divisors (88030680680).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

64226717080 is a wasteful number, since it uses less digits than its factorization.

64226717080 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 677920 (or 677916 counting only the distinct ones).

The product of its (nonzero) digits is 225792, while the sum is 43.

The spelling of 64226717080 in words is "sixty-four billion, two hundred twenty-six million, seven hundred seventeen thousand, eighty".