71570114220 has 96 divisors (see below), whose sum is σ = 221877202176. Its totient is φ = 17091360000.

The previous prime is 71570114183. The next prime is 71570114251. The reversal of 71570114220 is 2241107517.

It is a Harshad number since it is a multiple of its sum of digits (30).

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 31 ways as a sum of consecutive naturals, for example, 765031 + ... + 853470.

It is an arithmetic number, because the mean of its divisors is an integer number (2311220856).

Almost surely, 2^71570114220 is an apocalyptic number.

It is an amenable number.

71570114220 is an abundant number, since it is smaller than the sum of its proper divisors (150307087956).

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

71570114220 is a wasteful number, since it uses less digits than its factorization.

71570114220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1618591 (or 1618589 counting only the distinct ones).

The product of its (nonzero) digits is 3920, while the sum is 30.

The spelling of 71570114220 in words is "seventy-one billion, five hundred seventy million, one hundred fourteen thousand, two hundred twenty".