2643666240300 has 72 divisors (see below), whose sum is σ = 7793328601296. Its totient is φ = 691676194560.

The previous prime is 2643666240253. The next prime is 2643666240307. The reversal of 2643666240300 is 30426663462.

It is not an unprimeable number, because it can be changed into a prime (2643666240307) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 83118259 + ... + 83150058.

It is an arithmetic number, because the mean of its divisors is an integer number (108240675018).

Almost surely, 2^{2643666240300} is an apocalyptic number.

2643666240300 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2643666240300 is an abundant number, since it is smaller than the sum of its proper divisors (5149662360996).

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

2643666240300 is a wasteful number, since it uses less digits than its factorization.

2643666240300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 166268387 (or 166268380 counting only the distinct ones).

The product of its (nonzero) digits is 746496, while the sum is 42.

The spelling of 2643666240300 in words is "two trillion, six hundred forty-three billion, six hundred sixty-six million, two hundred forty thousand, three hundred".