722505294733 has 2 divisors, whose sum is σ = 722505294734. Its totient is φ = 722505294732.

The previous prime is 722505294703. The next prime is 722505294743. The reversal of 722505294733 is 337492505227.

722505294733 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 584646802884 + 137858491849 = 764622^2 + 371293^2 .

It is a cyclic number.

It is not a de Polignac number, because 722505294733 - 2¹⁷ = 722505163661 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (722505294703) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 361252647366 + 361252647367.

It is an arithmetic number, because the mean of its divisors is an integer number (361252647367).

Almost surely, 2^722505294733 is an apocalyptic number.

It is an amenable number.

722505294733 is a deficient number, since it is larger than the sum of its proper divisors (1).

722505294733 is an equidigital number, since it uses as much as digits as its factorization.

722505294733 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3175200, while the sum is 49.

The spelling of 722505294733 in words is "seven hundred twenty-two billion, five hundred five million, two hundred ninety-four thousand, seven hundred thirty-three".