870166560 has 96 divisors (see below), whose sum is σ = 2885319360. Its totient is φ = 219829248.

The previous prime is 870166553. The next prime is 870166639. The reversal of 870166560 is 65661078.

It is a tau number, because it is divible by the number of its divisors (96).

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, 38587 + ... + 56826.

It is an arithmetic number, because the mean of its divisors is an integer number (30055410).

Almost surely, 2^870166560 is an apocalyptic number.

870166560 is a gapful number since it is divisible by the number (80) formed by its first and last digit.

It is an amenable number.

870166560 is an abundant number, since it is smaller than the sum of its proper divisors (2015152800).

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

870166560 is a wasteful number, since it uses less digits than its factorization.

870166560 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 95450 (or 95442 counting only the distinct ones).

The product of its (nonzero) digits is 60480, while the sum is 39.

The square root of 870166560 is about 29498.5857288108. The cubic root of 870166560 is about 954.7011884600.

The spelling of 870166560 in words is "eight hundred seventy million, one hundred sixty-six thousand, five hundred sixty".