85345870212 has 48 divisors (see below), whose sum is σ = 221285191680. Its totient is φ = 28446293664.

The previous prime is 85345870201. The next prime is 85345870223. The reversal of 85345870212 is 21207854358.

85345870212 is a `hidden beast` number, since 8 + 53 + 4 + 587 + 0 + 2 + 12 = 666.

It is an interprime number because it is at equal distance from previous prime (85345870201) and next prime (85345870223).

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, 1739773 + ... + 1788155.

It is an arithmetic number, because the mean of its divisors is an integer number (4610108160).

Almost surely, 2^85345870212 is an apocalyptic number.

It is an amenable number.

85345870212 is an abundant number, since it is smaller than the sum of its proper divisors (135939321468).

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

85345870212 is a wasteful number, since it uses less digits than its factorization.

85345870212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64729 (or 64721 counting only the distinct ones).

The product of its (nonzero) digits is 537600, while the sum is 45.

The spelling of 85345870212 in words is "eighty-five billion, three hundred forty-five million, eight hundred seventy thousand, two hundred twelve".