84989575074 has 32 divisors (see below), whose sum is σ = 172473477120. Its totient is φ = 27915565392.

The previous prime is 84989575063. The next prime is 84989575081. The reversal of 84989575074 is 47057598948.

It is a junction number, because it is equal to n+sod(n) for n = 84989574996 and 84989575014.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 60189 + ... + 416655.

It is an arithmetic number, because the mean of its divisors is an integer number (5389796160).

Almost surely, 2^84989575074 is an apocalyptic number.

84989575074 is an abundant number, since it is smaller than the sum of its proper divisors (87483902046).

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

84989575074 is a wasteful number, since it uses less digits than its factorization.

84989575074 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 357054.

The product of its (nonzero) digits is 101606400, while the sum is 66.

The spelling of 84989575074 in words is "eighty-four billion, nine hundred eighty-nine million, five hundred seventy-five thousand, seventy-four".