2263520427820 has 48 divisors (see below), whose sum is σ = 5043922174368. Its totient is φ = 850300328960.

The previous prime is 2263520427811. The next prime is 2263520427821. The reversal of 2263520427820 is 287240253622.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (2263520427821) 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, 7063882 + ... + 7377361.

It is an arithmetic number, because the mean of its divisors is an integer number (105081711966).

Almost surely, 2^{2263520427820} is an apocalyptic number.

2263520427820 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2263520427820 is an abundant number, since it is smaller than the sum of its proper divisors (2780401746548).

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

2263520427820 is a wasteful number, since it uses less digits than its factorization.

2263520427820 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14441730 (or 14441728 counting only the distinct ones).

The product of its (nonzero) digits is 645120, while the sum is 43.

The spelling of 2263520427820 in words is "two trillion, two hundred sixty-three billion, five hundred twenty million, four hundred twenty-seven thousand, eight hundred twenty".