85464063867 has 64 divisors (see below), whose sum is σ = 143859516416. Its totient is φ = 43924446720.

The previous prime is 85464063859. The next prime is 85464063869. The reversal of 85464063867 is 76836046458.

It is not a de Polignac number, because 85464063867 - 2³ = 85464063859 is a prime.

It is not an unprimeable number, because it can be changed into a prime (85464063869) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 4933473 + ... + 4950765.

It is an arithmetic number, because the mean of its divisors is an integer number (2247804944).

Almost surely, 2^85464063867 is an apocalyptic number.

85464063867 is a deficient number, since it is larger than the sum of its proper divisors (58395452549).

85464063867 is a wasteful number, since it uses less digits than its factorization.

85464063867 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17780.

The product of its (nonzero) digits is 23224320, while the sum is 57.

The spelling of 85464063867 in words is "eighty-five billion, four hundred sixty-four million, sixty-three thousand, eight hundred sixty-seven".