84459881260 has 24 divisors (see below), whose sum is σ = 177398577216. Its totient is φ = 33777699840.

The previous prime is 84459881257. The next prime is 84459881263. The reversal of 84459881260 is 6218895448.

It is an interprime number because it is at equal distance from previous prime (84459881257) and next prime (84459881263).

It is not an unprimeable number, because it can be changed into a prime (84459881263) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 279252 + ... + 496891.

It is an arithmetic number, because the mean of its divisors is an integer number (7391607384).

Almost surely, 2^84459881260 is an apocalyptic number.

It is an amenable number.

84459881260 is an abundant number, since it is smaller than the sum of its proper divisors (92938695956).

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

84459881260 is a wasteful number, since it uses less digits than its factorization.

84459881260 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 781593 (or 781591 counting only the distinct ones).

The product of its (nonzero) digits is 4423680, while the sum is 55.

The spelling of 84459881260 in words is "eighty-four billion, four hundred fifty-nine million, eight hundred eighty-one thousand, two hundred sixty".