84275859450 has 96 divisors (see below), whose sum is σ = 222183368640. Its totient is φ = 21079872000.

The previous prime is 84275859391. The next prime is 84275859523. The reversal of 84275859450 is 5495857248.

It is a Harshad number since it is a multiple of its sum of digits (57).

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 141462 + ... + 434238.

It is an arithmetic number, because the mean of its divisors is an integer number (2314410090).

Almost surely, 2^84275859450 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 84275859450, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (111091684320).

84275859450 is an abundant number, since it is smaller than the sum of its proper divisors (137907509190).

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

84275859450 is a wasteful number, since it uses less digits than its factorization.

84275859450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 292912 (or 292907 counting only the distinct ones).

The product of its (nonzero) digits is 16128000, while the sum is 57.

The spelling of 84275859450 in words is "eighty-four billion, two hundred seventy-five million, eight hundred fifty-nine thousand, four hundred fifty".