85477368159 has 6 divisors (see below), whose sum is σ = 123467309576. Its totient is φ = 56984912100.

The previous prime is 85477368101. The next prime is 85477368203. The reversal of 85477368159 is 95186377458.

85477368159 is a `hidden beast` number, since 8 + 5 + 477 + 3 + 6 + 8 + 159 = 666.

It is not a de Polignac number, because 85477368159 - 2²³ = 85468979551 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 85477368096 and 85477368105.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (85477368259) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4748742667 + ... + 4748742684.

Almost surely, 2^85477368159 is an apocalyptic number.

85477368159 is a deficient number, since it is larger than the sum of its proper divisors (37989941417).

85477368159 is a wasteful number, since it uses less digits than its factorization.

85477368159 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9497485357 (or 9497485354 counting only the distinct ones).

The product of its digits is 50803200, while the sum is 63.

The spelling of 85477368159 in words is "eighty-five billion, four hundred seventy-seven million, three hundred sixty-eight thousand, one hundred fifty-nine".