248465563687 has 4 divisors (see below), whose sum is σ = 271053342216. Its totient is φ = 225877785160.

The previous prime is 248465563657. The next prime is 248465563739. The reversal of 248465563687 is 786365564842.

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

It is a cyclic number.

It is not a de Polignac number, because 248465563687 - 2⁷ = 248465563559 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (248465563637) 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, 11293889248 + ... + 11293889269.

It is an arithmetic number, because the mean of its divisors is an integer number (67763335554).

Almost surely, 2^248465563687 is an apocalyptic number.

248465563687 is a deficient number, since it is larger than the sum of its proper divisors (22587778529).

248465563687 is a wasteful number, since it uses less digits than its factorization.

248465563687 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22587778528.

The product of its digits is 232243200, while the sum is 64.

The spelling of 248465563687 in words is "two hundred forty-eight billion, four hundred sixty-five million, five hundred sixty-three thousand, six hundred eighty-seven".