248686841133 has 6 divisors (see below), whose sum is σ = 359214326094. Its totient is φ = 165791227416.

The previous prime is 248686841057. The next prime is 248686841159. The reversal of 248686841133 is 331148686842.

It is a happy number.

248686841133 is a `hidden beast` number, since 2 + 486 + 86 + 84 + 1 + 1 + 3 + 3 = 666.

It can be written as a sum of positive squares in only one way, i.e., 216250110729 + 32436730404 = 465027^2 + 180102^2 .

It is not a de Polignac number, because 248686841133 - 2¹⁷ = 248686710061 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 248686841133.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (248686841633) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 13815935610 + ... + 13815935627.

It is an arithmetic number, because the mean of its divisors is an integer number (59869054349).

Almost surely, 2^248686841133 is an apocalyptic number.

It is an amenable number.

248686841133 is a deficient number, since it is larger than the sum of its proper divisors (110527484961).

248686841133 is a wasteful number, since it uses less digits than its factorization.

248686841133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27631871243 (or 27631871240 counting only the distinct ones).

The product of its digits is 5308416, while the sum is 54.

The spelling of 248686841133 in words is "two hundred forty-eight billion, six hundred eighty-six million, eight hundred forty-one thousand, one hundred thirty-three".