840320483136 has 56 divisors (see below), whose sum is σ = 2300015130720. Its totient is φ = 270447969792.

The previous prime is 840320483089. The next prime is 840320483137. The reversal of 840320483136 is 631384023048.

It is a super-2 number, since 2×840320483136² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (840320483137) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 75454246 + ... + 75465381.

Almost surely, 2^840320483136 is an apocalyptic number.

It is an amenable number.

840320483136 is an abundant number, since it is smaller than the sum of its proper divisors (1459694647584).

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

840320483136 is a wasteful number, since it uses less digits than its factorization.

840320483136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 150919671 (or 150919661 counting only the distinct ones).

The product of its (nonzero) digits is 331776, while the sum is 42.

The spelling of 840320483136 in words is "eight hundred forty billion, three hundred twenty million, four hundred eighty-three thousand, one hundred thirty-six".