722873513886 has 16 divisors (see below), whose sum is σ = 1445755359504. Its totient is φ = 240956449344.

The previous prime is 722873513881. The next prime is 722873513911. The reversal of 722873513886 is 688315378227.

It is a super-2 number, since 2×722873513886² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (722873513881) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1869456 + ... + 2222748.

It is an arithmetic number, because the mean of its divisors is an integer number (90359709969).

Almost surely, 2^722873513886 is an apocalyptic number.

722873513886 is an abundant number, since it is smaller than the sum of its proper divisors (722881845618).

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

722873513886 is a wasteful number, since it uses less digits than its factorization.

722873513886 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 694315.

The product of its digits is 27095040, while the sum is 60.

The spelling of 722873513886 in words is "seven hundred twenty-two billion, eight hundred seventy-three million, five hundred thirteen thousand, eight hundred eighty-six".