720210522245 has 16 divisors (see below), whose sum is σ = 877277542080. Its totient is φ = 567506507904.

The previous prime is 720210522233. The next prime is 720210522271. The reversal of 720210522245 is 542225012027.

It is a cyclic number.

It is not a de Polignac number, because 720210522245 - 2¹⁸ = 720210260101 is a prime.

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, 1065299 + ... + 1604768.

It is an arithmetic number, because the mean of its divisors is an integer number (54829846380).

Almost surely, 2^720210522245 is an apocalyptic number.

It is an amenable number.

720210522245 is a deficient number, since it is larger than the sum of its proper divisors (157067019835).

720210522245 is a wasteful number, since it uses less digits than its factorization.

720210522245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2670884.

The product of its (nonzero) digits is 22400, while the sum is 32.

The spelling of 720210522245 in words is "seven hundred twenty billion, two hundred ten million, five hundred twenty-two thousand, two hundred forty-five".