2285311318872 has 64 divisors (see below), whose sum is σ = 5719216308480. Its totient is φ = 760979125632.

The previous prime is 2285311318867. The next prime is 2285311318879. The reversal of 2285311318872 is 2788131135822.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2285311318879) 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 15 ways as a sum of consecutive naturals, for example, 103852623 + ... + 103874625.

It is an arithmetic number, because the mean of its divisors is an integer number (89362754820).

Almost surely, 2^{2285311318872} is an apocalyptic number.

It is an amenable number.

2285311318872 is an abundant number, since it is smaller than the sum of its proper divisors (3433904989608).

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

2285311318872 is a wasteful number, since it uses less digits than its factorization.

2285311318872 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26312 (or 26308 counting only the distinct ones).

The product of its digits is 1290240, while the sum is 51.

The spelling of 2285311318872 in words is "two trillion, two hundred eighty-five billion, three hundred eleven million, three hundred eighteen thousand, eight hundred seventy-two".