7322278912 has 88 divisors (see below), whose sum is σ = 15807523536. Its totient is φ = 3370057728.

The previous prime is 7322278907. The next prime is 7322278927. The reversal of 7322278912 is 2198722237.

It is a hoax number, since the sum of its digits (43) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7494168 + ... + 7495144.

Almost surely, 2^7322278912 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 7322278912, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7903761768).

7322278912 is an abundant number, since it is smaller than the sum of its proper divisors (8485244624).

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

7322278912 is a wasteful number, since it uses less digits than its factorization.

7322278912 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1573 (or 1555 counting only the distinct ones).

The product of its digits is 169344, while the sum is 43.

The square root of 7322278912 is about 85570.3156006801. The cubic root of 7322278912 is about 1941.8488514061.

The spelling of 7322278912 in words is "seven billion, three hundred twenty-two million, two hundred seventy-eight thousand, nine hundred twelve".