722133888409 has 16 divisors (see below), whose sum is σ = 757559620224. Its totient is φ = 687052643200.

The previous prime is 722133888397. The next prime is 722133888419. The reversal of 722133888409 is 904888331227.

It is a happy number.

It is not a de Polignac number, because 722133888409 - 2¹³ = 722133880217 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 722133888409.

It is not an unprimeable number, because it can be changed into a prime (722133888419) 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, 3539439 + ... + 3737899.

It is an arithmetic number, because the mean of its divisors is an integer number (47347476264).

Almost surely, 2^722133888409 is an apocalyptic number.

It is an amenable number.

722133888409 is a deficient number, since it is larger than the sum of its proper divisors (35425731815).

722133888409 is a wasteful number, since it uses less digits than its factorization.

722133888409 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 199328.

The product of its (nonzero) digits is 4644864, while the sum is 55.

The spelling of 722133888409 in words is "seven hundred twenty-two billion, one hundred thirty-three million, eight hundred eighty-eight thousand, four hundred nine".