85801436514 has 80 divisors (see below), whose sum is σ = 192982474080. Its totient is φ = 28493087040.

The previous prime is 85801436509. The next prime is 85801436533. The reversal of 85801436514 is 41563410858.

85801436514 is a `hidden beast` number, since 8 + 580 + 1 + 4 + 3 + 65 + 1 + 4 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 85801436514.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 84201097 + ... + 84202115.

It is an arithmetic number, because the mean of its divisors is an integer number (2412280926).

Almost surely, 2^85801436514 is an apocalyptic number.

85801436514 is an abundant number, since it is smaller than the sum of its proper divisors (107181037566).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

85801436514 is a wasteful number, since it uses less digits than its factorization.

85801436514 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2477 (or 2468 counting only the distinct ones).

The product of its (nonzero) digits is 460800, while the sum is 45.

The spelling of 85801436514 in words is "eighty-five billion, eight hundred one million, four hundred thirty-six thousand, five hundred fourteen".