2667988800 has 336 divisors, whose sum is σ = 9814153600. Its totient is φ = 705024000.

The previous prime is 2667988747. The next prime is 2667988801. The reversal of 2667988800 is 88897662.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2667988801) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 6522996 + ... + 6523404.

Almost surely, 2^2667988800 is an apocalyptic number.

2667988800 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 2667988800, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4907076800).

2667988800 is an abundant number, since it is smaller than the sum of its proper divisors (7146164800).

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

2667988800 is a wasteful number, since it uses less digits than its factorization.

2667988800 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 591 (or 570 counting only the distinct ones).

The product of its (nonzero) digits is 2322432, while the sum is 54.

The square root of 2667988800 is about 51652.5778640331. The cubic root of 2667988800 is about 1386.9516898493.

The spelling of 2667988800 in words is "two billion, six hundred sixty-seven million, nine hundred eighty-eight thousand, eight hundred".