85077184851 has 12 divisors (see below), whose sum is σ = 128232278928. Its totient is φ = 54252117744.

The previous prime is 85077184831. The next prime is 85077184853. The reversal of 85077184851 is 15848177058.

85077184851 is a `hidden beast` number, since 8 + 507 + 7 + 1 + 84 + 8 + 51 = 666.

It is not a de Polignac number, because 85077184851 - 2⁷ = 85077184723 is a prime.

It is not an unprimeable number, because it can be changed into a prime (85077184853) 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 11 ways as a sum of consecutive naturals, for example, 205500240 + ... + 205500653.

It is an arithmetic number, because the mean of its divisors is an integer number (10686023244).

Almost surely, 2^85077184851 is an apocalyptic number.

85077184851 is a deficient number, since it is larger than the sum of its proper divisors (43155094077).

85077184851 is a wasteful number, since it uses less digits than its factorization.

85077184851 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 411000922 (or 411000919 counting only the distinct ones).

The product of its (nonzero) digits is 2508800, while the sum is 54.

The spelling of 85077184851 in words is "eighty-five billion, seventy-seven million, one hundred eighty-four thousand, eight hundred fifty-one".