284253367042820 has 48 divisors (see below), whose sum is σ = 711869301819648. Its totient is φ = 93220979998080.

The previous prime is 284253367042753. The next prime is 284253367042837. The reversal of 284253367042820 is 28240763352482.

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 15 ways as a sum of consecutive naturals, for example, 44138718371 + ... + 44138724810.

It is an arithmetic number, because the mean of its divisors is an integer number (14830610454576).

Almost surely, 2^{284253367042820} is an apocalyptic number.

284253367042820 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

284253367042820 is an abundant number, since it is smaller than the sum of its proper divisors (427615934776828).

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

284253367042820 is a wasteful number, since it uses less digits than its factorization.

284253367042820 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 88277443220 (or 88277443218 counting only the distinct ones).

The product of its (nonzero) digits is 30965760, while the sum is 56.

The spelling of 284253367042820 in words is "two hundred eighty-four trillion, two hundred fifty-three billion, three hundred sixty-seven million, forty-two thousand, eight hundred twenty".