2113447806280 has 64 divisors (see below), whose sum is σ = 4769273234880. Its totient is φ = 842890310400.

The previous prime is 2113447806271. The next prime is 2113447806287. The reversal of 2113447806280 is 826087443112.

It is a self number, because there is not a number n which added to its sum of digits gives 2113447806280.

It is not an unprimeable number, because it can be changed into a prime (2113447806287) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24057235 + ... + 24144925.

It is an arithmetic number, because the mean of its divisors is an integer number (74519894295).

Almost surely, 2^{2113447806280} is an apocalyptic number.

2113447806280 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2113447806280 is an abundant number, since it is smaller than the sum of its proper divisors (2655825428600).

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

2113447806280 is a wasteful number, since it uses less digits than its factorization.

2113447806280 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 89470 (or 89466 counting only the distinct ones).

The product of its (nonzero) digits is 516096, while the sum is 46.

The spelling of 2113447806280 in words is "two trillion, one hundred thirteen billion, four hundred forty-seven million, eight hundred six thousand, two hundred eighty".