85461854405 has 8 divisors (see below), whose sum is σ = 102716755584. Its totient is φ = 68261130000.

The previous prime is 85461854399. The next prime is 85461854417. The reversal of 85461854405 is 50445816458.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 85461854405 - 2⁴ = 85461854389 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13540721 + ... + 13547030.

It is an arithmetic number, because the mean of its divisors is an integer number (12839594448).

Almost surely, 2^85461854405 is an apocalyptic number.

It is an amenable number.

85461854405 is a deficient number, since it is larger than the sum of its proper divisors (17254901179).

85461854405 is a wasteful number, since it uses less digits than its factorization.

85461854405 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27088387.

The product of its (nonzero) digits is 3072000, while the sum is 50.

The spelling of 85461854405 in words is "eighty-five billion, four hundred sixty-one million, eight hundred fifty-four thousand, four hundred five".