7299121080 has 128 divisors (see below), whose sum is σ = 22254523200. Its totient is φ = 1914826752.

The previous prime is 7299121061. The next prime is 7299121117. The reversal of 7299121080 is 801219927.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4458022 + ... + 4459658.

Almost surely, 2^7299121080 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 7299121080, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11127261600).

7299121080 is an abundant number, since it is smaller than the sum of its proper divisors (14955402120).

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

7299121080 is a wasteful number, since it uses less digits than its factorization.

7299121080 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2233 (or 2229 counting only the distinct ones).

The product of its (nonzero) digits is 18144, while the sum is 39.

The square root of 7299121080 is about 85434.8938080923. The cubic root of 7299121080 is about 1939.7995577087.

The spelling of 7299121080 in words is "seven billion, two hundred ninety-nine million, one hundred twenty-one thousand, eighty".