248599995842 has 32 divisors (see below), whose sum is σ = 407424064320. Its totient is φ = 112826796480.

The previous prime is 248599995841. The next prime is 248599995857.

248599995842 is nontrivially palindromic in base 10.

It is a self number, because there is not a number n which added to its sum of digits gives 248599995842.

It is not an unprimeable number, because it can be changed into a prime (248599995841) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 65782709 + ... + 65786487.

It is an arithmetic number, because the mean of its divisors is an integer number (12732002010).

Almost surely, 2^248599995842 is an apocalyptic number.

248599995842 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

248599995842 is a deficient number, since it is larger than the sum of its proper divisors (158824068478).

248599995842 is a wasteful number, since it uses less digits than its factorization.

248599995842 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7586.

The product of its digits is 671846400, while the sum is 74.

The spelling of 248599995842 in words is "two hundred forty-eight billion, five hundred ninety-nine million, nine hundred ninety-five thousand, eight hundred forty-two".