2721868720200 has 192 divisors, whose sum is σ = 10714657968000. Its totient is φ = 622141413120.

The previous prime is 2721868720169. The next prime is 2721868720213. The reversal of 2721868720200 is 20278681272.

2721868720200 is a `hidden beast` number, since 272 + 1 + 86 + 87 + 20 + 200 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 35965755 + ... + 36041354.

It is an arithmetic number, because the mean of its divisors is an integer number (55805510250).

Almost surely, 2^{2721868720200} is an apocalyptic number.

2721868720200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2721868720200 is an abundant number, since it is smaller than the sum of its proper divisors (7992789247800).

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

2721868720200 is a wasteful number, since it uses less digits than its factorization.

2721868720200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72007141 (or 72007126 counting only the distinct ones).

The product of its (nonzero) digits is 301056, while the sum is 45.

The spelling of 2721868720200 in words is "two trillion, seven hundred twenty-one billion, eight hundred sixty-eight million, seven hundred twenty thousand, two hundred".