485858158191 has 48 divisors (see below), whose sum is σ = 810257710080. Its totient is φ = 274795441920.

The previous prime is 485858158189. The next prime is 485858158193. The reversal of 485858158191 is 191851858584.

485858158191 is a `hidden beast` number, since 48 + 5 + 8 + 5 + 8 + 1 + 581 + 9 + 1 = 666.

It is an interprime number because it is at equal distance from previous prime (485858158189) and next prime (485858158193).

It is not a de Polignac number, because 485858158191 - 2¹ = 485858158189 is a prime.

It is a super-3 number, since 3×485858158191³ (a number of 36 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (485858158193) 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 47 ways as a sum of consecutive naturals, for example, 13212711 + ... + 13249431.

It is an arithmetic number, because the mean of its divisors is an integer number (16880368960).

Almost surely, 2^485858158191 is an apocalyptic number.

485858158191 is a deficient number, since it is larger than the sum of its proper divisors (324399551889).

485858158191 is a wasteful number, since it uses less digits than its factorization.

485858158191 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38876 (or 38873 counting only the distinct ones).

The product of its digits is 18432000, while the sum is 63.

The spelling of 485858158191 in words is "four hundred eighty-five billion, eight hundred fifty-eight million, one hundred fifty-eight thousand, one hundred ninety-one".