85811464030338 has 160 divisors (see below), whose sum is σ = 209243484690240. Its totient is φ = 26195291136000.

The previous prime is 85811464030277. The next prime is 85811464030339. The reversal of 85811464030338 is 83303046411858.

85811464030338 is a `hidden beast` number, since 8 + 581 + 14 + 6 + 40 + 3 + 0 + 3 + 3 + 8 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is not an unprimeable number, because it can be changed into a prime (85811464030339) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 9496338 + ... + 16180338.

It is an arithmetic number, because the mean of its divisors is an integer number (1307771779314).

Almost surely, 2^{85811464030338} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 85811464030338, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (104621742345120).

85811464030338 is an abundant number, since it is smaller than the sum of its proper divisors (123432020659902).

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

85811464030338 is a wasteful number, since it uses less digits than its factorization.

85811464030338 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6684174 (or 6684165 counting only the distinct ones).

The product of its (nonzero) digits is 6635520, while the sum is 54.

The spelling of 85811464030338 in words is "eighty-five trillion, eight hundred eleven billion, four hundred sixty-four million, thirty thousand, three hundred thirty-eight".