722051887448 has 16 divisors (see below), whose sum is σ = 1353856489080. Its totient is φ = 361023490368.

The previous prime is 722051887441. The next prime is 722051887471. The reversal of 722051887448 is 844788150227.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 722051887393 and 722051887402.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (722051887441) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1776740 + ... + 2144972.

Almost surely, 2^722051887448 is an apocalyptic number.

It is an amenable number.

722051887448 is a deficient number, since it is larger than the sum of its proper divisors (631804601632).

722051887448 is a wasteful number, since it uses less digits than its factorization.

722051887448 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 613346 (or 613342 counting only the distinct ones).

The product of its (nonzero) digits is 8028160, while the sum is 56.

The spelling of 722051887448 in words is "seven hundred twenty-two billion, fifty-one million, eight hundred eighty-seven thousand, four hundred forty-eight".