84270408260 has 24 divisors (see below), whose sum is σ = 176985489240. Its totient is φ = 33704804864.

The previous prime is 84270408151. The next prime is 84270408281. The reversal of 84270408260 is 6280407248.

It can be written as a sum of positive squares in 4 ways, for example, as 2051727616 + 82218680644 = 45296^2 + 286738^2 .

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 7 ways as a sum of consecutive naturals, for example, 1022 + ... + 410538.

It is an arithmetic number, because the mean of its divisors is an integer number (7374395385).

Almost surely, 2^84270408260 is an apocalyptic number.

It is an amenable number.

84270408260 is an abundant number, since it is smaller than the sum of its proper divisors (92715080980).

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

84270408260 is a wasteful number, since it uses less digits than its factorization.

84270408260 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 419815 (or 419813 counting only the distinct ones).

The product of its (nonzero) digits is 172032, while the sum is 41.

The spelling of 84270408260 in words is "eighty-four billion, two hundred seventy million, four hundred eight thousand, two hundred sixty".