722555225222264 has 64 divisors (see below), whose sum is σ = 1591297663200000. Its totient is φ = 307438708205664.

The previous prime is 722555225222099. The next prime is 722555225222293. The reversal of 722555225222264 is 462222522555227.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 946819574 + ... + 947582405.

It is an arithmetic number, because the mean of its divisors is an integer number (24864025987500).

Almost surely, 2^{722555225222264} is an apocalyptic number.

It is an amenable number.

722555225222264 is an abundant number, since it is smaller than the sum of its proper divisors (868742437977736).

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

722555225222264 is a wasteful number, since it uses less digits than its factorization.

722555225222264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1894402145 (or 1894402127 counting only the distinct ones).

The product of its digits is 26880000, while the sum is 53.

The spelling of 722555225222264 in words is "seven hundred twenty-two trillion, five hundred fifty-five billion, two hundred twenty-five million, two hundred twenty-two thousand, two hundred sixty-four".