85458622413 has 32 divisors (see below), whose sum is σ = 121278148992. Its totient is φ = 53341286400.

The previous prime is 85458622397. The next prime is 85458622433. The reversal of 85458622413 is 31422685458.

It is not a de Polignac number, because 85458622413 - 2⁴ = 85458622397 is a prime.

It is a super-2 number, since 2×85458622413² (a number of 23 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (48) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (85458622433) 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 31 ways as a sum of consecutive naturals, for example, 13406295 + ... + 13412667.

It is an arithmetic number, because the mean of its divisors is an integer number (3789942156).

Almost surely, 2^85458622413 is an apocalyptic number.

It is an amenable number.

85458622413 is a deficient number, since it is larger than the sum of its proper divisors (35819526579).

85458622413 is a wasteful number, since it uses less digits than its factorization.

85458622413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7725.

The product of its digits is 1843200, while the sum is 48.

The spelling of 85458622413 in words is "eighty-five billion, four hundred fifty-eight million, six hundred twenty-two thousand, four hundred thirteen".