84509015160 has 128 divisors (see below), whose sum is σ = 260726791680. Its totient is φ = 21903717888.

The previous prime is 84509015147. The next prime is 84509015177. The reversal of 84509015160 is 6151090548.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 618429 + ... + 742611.

It is an arithmetic number, because the mean of its divisors is an integer number (2036928060).

Almost surely, 2^84509015160 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 84509015160, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (130363395840).

84509015160 is an abundant number, since it is smaller than the sum of its proper divisors (176217776520).

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

84509015160 is a wasteful number, since it uses less digits than its factorization.

84509015160 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 124357 (or 124353 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 39.

The spelling of 84509015160 in words is "eighty-four billion, five hundred nine million, fifteen thousand, one hundred sixty".