842908737213 has 32 divisors (see below), whose sum is σ = 1253019156480. Its totient is φ = 560020428720.

The previous prime is 842908737211. The next prime is 842908737233. The reversal of 842908737213 is 312737809248.

It is not a de Polignac number, because 842908737213 - 2¹ = 842908737211 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 842908737213.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (842908737211) 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 31 ways as a sum of consecutive naturals, for example, 81806820 + ... + 81817122.

It is an arithmetic number, because the mean of its divisors is an integer number (39156848640).

Almost surely, 2^842908737213 is an apocalyptic number.

It is an amenable number.

842908737213 is a deficient number, since it is larger than the sum of its proper divisors (410110419267).

842908737213 is a wasteful number, since it uses less digits than its factorization.

842908737213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20366 (or 20360 counting only the distinct ones).

The product of its (nonzero) digits is 4064256, while the sum is 54.

The spelling of 842908737213 in words is "eight hundred forty-two billion, nine hundred eight million, seven hundred thirty-seven thousand, two hundred thirteen".