248264631845 has 8 divisors (see below), whose sum is σ = 297921012864. Its totient is φ = 198609402384.

The previous prime is 248264631809. The next prime is 248264631859. The reversal of 248264631845 is 548136462842.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-248264631845 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 292952 + ... + 763118.

It is an arithmetic number, because the mean of its divisors is an integer number (37240126608).

Almost surely, 2^248264631845 is an apocalyptic number.

It is an amenable number.

248264631845 is a deficient number, since it is larger than the sum of its proper divisors (49656381019).

248264631845 is a wasteful number, since it uses less digits than its factorization.

248264631845 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 575779.

The product of its digits is 8847360, while the sum is 53.

The spelling of 248264631845 in words is "two hundred forty-eight billion, two hundred sixty-four million, six hundred thirty-one thousand, eight hundred forty-five".