85851678875370 has 32 divisors (see below), whose sum is σ = 207020541303360. Its totient is φ = 22785279699840.

The previous prime is 85851678875357. The next prime is 85851678875371. The reversal of 85851678875370 is 7357887615858.

It is not an unprimeable number, because it can be changed into a prime (85851678875371) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6781326915 + ... + 6781339574.

It is an arithmetic number, because the mean of its divisors is an integer number (6469391915730).

Almost surely, 2^{85851678875370} is an apocalyptic number.

85851678875370 is an abundant number, since it is smaller than the sum of its proper divisors (121168862427990).

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

85851678875370 is a wasteful number, since it uses less digits than its factorization.

85851678875370 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13562666710.

The product of its (nonzero) digits is 3161088000, while the sum is 78.

The spelling of 85851678875370 in words is "eighty-five trillion, eight hundred fifty-one billion, six hundred seventy-eight million, eight hundred seventy-five thousand, three hundred seventy".