10722161600 has 84 divisors (see below), whose sum is σ = 26453616384. Its totient is φ = 4277422080.

The previous prime is 10722161599. The next prime is 10722161603. The reversal of 10722161600 is 616122701.

It is a super-2 number, since 2×10722161600² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 10722161600.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10722161603) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 604052 + ... + 621548.

Almost surely, 2^10722161600 is an apocalyptic number.

10722161600 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 10722161600, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13226808192).

10722161600 is an abundant number, since it is smaller than the sum of its proper divisors (15731454784).

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

10722161600 is a wasteful number, since it uses less digits than its factorization.

10722161600 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17902 (or 17887 counting only the distinct ones).

The product of its (nonzero) digits is 1008, while the sum is 26.

The spelling of 10722161600 in words is "ten billion, seven hundred twenty-two million, one hundred sixty-one thousand, six hundred".