85256058546 has 32 divisors (see below), whose sum is σ = 189653140800. Its totient is φ = 28389401280.

The previous prime is 85256058541. The next prime is 85256058593. The reversal of 85256058546 is 64585065258.

It is a happy number.

85256058546 is a `hidden beast` number, since 8 + 5 + 2 + 56 + 0 + 585 + 4 + 6 = 666.

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

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 85256058492 and 85256058501.

It is not an unprimeable number, because it can be changed into a prime (85256058541) 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 15 ways as a sum of consecutive naturals, for example, 760551 + ... + 865418.

It is an arithmetic number, because the mean of its divisors is an integer number (5926660650).

Almost surely, 2^85256058546 is an apocalyptic number.

85256058546 is an abundant number, since it is smaller than the sum of its proper divisors (104397082254).

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

85256058546 is a wasteful number, since it uses less digits than its factorization.

85256058546 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1626951 (or 1626945 counting only the distinct ones).

The product of its (nonzero) digits is 11520000, while the sum is 54.

The spelling of 85256058546 in words is "eighty-five billion, two hundred fifty-six million, fifty-eight thousand, five hundred forty-six".