722671273088 has 72 divisors (see below), whose sum is σ = 1491628972665. Its totient is φ = 348741137920.

The previous prime is 722671273063. The next prime is 722671273091. The reversal of 722671273088 is 880372176227.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

It can be written as a sum of positive squares in 2 ways, for example, as 722241623104 + 429649984 = 849848^2 + 20728^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=601112.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 278914673 + ... + 278917263.

Almost surely, 2^722671273088 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 722671273088

722671273088 is an abundant number, since it is smaller than the sum of its proper divisors (768957699577).

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

722671273088 is an frugal number, since it uses more digits than its factorization.

722671273088 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5254 (or 2622 counting only the distinct ones).

The product of its (nonzero) digits is 3161088, while the sum is 53.

The spelling of 722671273088 in words is "seven hundred twenty-two billion, six hundred seventy-one million, two hundred seventy-three thousand, eighty-eight".