248666823463 has 4 divisors (see below), whose sum is σ = 248668424848. Its totient is φ = 248665222080.

The previous prime is 248666823443. The next prime is 248666823473. The reversal of 248666823463 is 364328666842.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-248666823463 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 248666823398 and 248666823407.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (248666823443) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 539331 + ... + 887812.

It is an arithmetic number, because the mean of its divisors is an integer number (62167106212).

Almost surely, 2^248666823463 is an apocalyptic number.

248666823463 is a deficient number, since it is larger than the sum of its proper divisors (1601385).

248666823463 is a wasteful number, since it uses less digits than its factorization.

248666823463 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1601384.

The product of its digits is 47775744, while the sum is 58.

The spelling of 248666823463 in words is "two hundred forty-eight billion, six hundred sixty-six million, eight hundred twenty-three thousand, four hundred sixty-three".