85465656458 has 64 divisors (see below), whose sum is σ = 167019874560. Its totient is φ = 31885443072.

The previous prime is 85465656449. The next prime is 85465656499.

It is a happy number.

85465656458 is nontrivially palindromic in base 10.

It is a self number, because there is not a number n which added to its sum of digits gives 85465656458.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 38666 + ... + 415242.

It is an arithmetic number, because the mean of its divisors is an integer number (2609685540).

Almost surely, 2^85465656458 is an apocalyptic number.

85465656458 is a deficient number, since it is larger than the sum of its proper divisors (81554218102).

85465656458 is a wasteful number, since it uses less digits than its factorization.

85465656458 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 376671.

The product of its digits is 138240000, while the sum is 62.

The spelling of 85465656458 in words is "eighty-five billion, four hundred sixty-five million, six hundred fifty-six thousand, four hundred fifty-eight".