248943190243 has 16 divisors (see below), whose sum is σ = 272831729760. Its totient is φ = 225264729600.

The previous prime is 248943190229. The next prime is 248943190253. The reversal of 248943190243 is 342091349842.

It is a happy number.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-248943190243 is a prime.

It is a super-3 number, since 3×248943190243³ (a number of 35 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (248943190213) 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, 11720373 + ... + 11741593.

It is an arithmetic number, because the mean of its divisors is an integer number (17051983110).

Almost surely, 2^248943190243 is an apocalyptic number.

248943190243 is a deficient number, since it is larger than the sum of its proper divisors (23888539517).

248943190243 is a wasteful number, since it uses less digits than its factorization.

248943190243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26118.

The product of its (nonzero) digits is 1492992, while the sum is 49.

The spelling of 248943190243 in words is "two hundred forty-eight billion, nine hundred forty-three million, one hundred ninety thousand, two hundred forty-three".