6722370144 has 240 divisors, whose sum is σ = 23078297088. Its totient is φ = 1879573248.

The previous prime is 6722370139. The next prime is 6722370157. The reversal of 6722370144 is 4410732276.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 6722370099 and 6722370108.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 848827 + ... + 856709.

Almost surely, 2^6722370144 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 6722370144, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11539148544).

6722370144 is an abundant number, since it is smaller than the sum of its proper divisors (16355926944).

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

6722370144 is a wasteful number, since it uses less digits than its factorization.

6722370144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7959 (or 7942 counting only the distinct ones).

The product of its (nonzero) digits is 56448, while the sum is 36.

The square root of 6722370144 is about 81990.0612513492. The cubic root of 6722370144 is about 1887.2994234709.

The spelling of 6722370144 in words is "six billion, seven hundred twenty-two million, three hundred seventy thousand, one hundred forty-four".