2997720000 has 420 divisors, whose sum is σ = 11728664376. Its totient is φ = 725760000.

The previous prime is 2997719993. The next prime is 2997720013. The reversal of 2997720000 is 277992.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 59 ways as a sum of consecutive naturals, for example, 3959622 + ... + 3960378.

Almost surely, 2^2997720000 is an apocalyptic number.

2997720000 is a gapful number since it is divisible by the number (20) 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 2997720000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5864332188).

2997720000 is an abundant number, since it is smaller than the sum of its proper divisors (8730944376).

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

2997720000 is a wasteful number, since it uses less digits than its factorization.

2997720000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 806 (or 778 counting only the distinct ones).

The product of its (nonzero) digits is 15876, while the sum is 36.

The square root of 2997720000 is about 54751.4383372711. The cubic root of 2997720000 is about 1441.8841078168.

Adding to 2997720000 its reverse (277992), we get a palindrome (2997997992).

The spelling of 2997720000 in words is "two billion, nine hundred ninety-seven million, seven hundred twenty thousand".