842463644528 has 20 divisors (see below), whose sum is σ = 1780661794488. Its totient is φ = 382938020160.

The previous prime is 842463644509. The next prime is 842463644551. The reversal of 842463644528 is 825446364248.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 2393362451 + ... + 2393362802.

Almost surely, 2^842463644528 is an apocalyptic number.

842463644528 is a gapful number since it is divisible by the number (88) formed by its first and last digit.

It is an amenable number.

842463644528 is an abundant number, since it is smaller than the sum of its proper divisors (938198149960).

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

842463644528 is a wasteful number, since it uses less digits than its factorization.

842463644528 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4786725272 (or 4786725266 counting only the distinct ones).

The product of its digits is 35389440, while the sum is 56.

The spelling of 842463644528 in words is "eight hundred forty-two billion, four hundred sixty-three million, six hundred forty-four thousand, five hundred twenty-eight".