85977417191370 has 16 divisors (see below), whose sum is σ = 206345801259360. Its totient is φ = 22927311251024.

The previous prime is 85977417191363. The next prime is 85977417191371. The reversal of 85977417191370 is 7319171477958.

It is a junction number, because it is equal to n+sod(n) for n = 85977417191295 and 85977417191304.

It is not an unprimeable number, because it can be changed into a prime (85977417191371) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1432956953160 + ... + 1432956953219.

It is an arithmetic number, because the mean of its divisors is an integer number (12896612578710).

Almost surely, 2^{85977417191370} is an apocalyptic number.

85977417191370 is an abundant number, since it is smaller than the sum of its proper divisors (120368384067990).

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

85977417191370 is a wasteful number, since it uses less digits than its factorization.

85977417191370 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2865913906389.

The product of its (nonzero) digits is 93350880, while the sum is 69.

The spelling of 85977417191370 in words is "eighty-five trillion, nine hundred seventy-seven billion, four hundred seventeen million, one hundred ninety-one thousand, three hundred seventy".