722785784053 has 4 divisors (see below), whose sum is σ = 727985681920. Its totient is φ = 717585886188.

The previous prime is 722785784047. The next prime is 722785784101. The reversal of 722785784053 is 350487587227.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-722785784053 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (722785484053) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2599948725 + ... + 2599949002.

It is an arithmetic number, because the mean of its divisors is an integer number (181996420480).

Almost surely, 2^722785784053 is an apocalyptic number.

It is an amenable number.

722785784053 is a deficient number, since it is larger than the sum of its proper divisors (5199897867).

722785784053 is a wasteful number, since it uses less digits than its factorization.

722785784053 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5199897866.

The product of its (nonzero) digits is 26342400, while the sum is 58.

The spelling of 722785784053 in words is "seven hundred twenty-two billion, seven hundred eighty-five million, seven hundred eighty-four thousand, fifty-three".