248408677564 has 12 divisors (see below), whose sum is σ = 443964445344. Its totient is φ = 121561693184.

The previous prime is 248408677547. The next prime is 248408677579. The reversal of 248408677564 is 465776804842.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 660661189 + ... + 660661564.

It is an arithmetic number, because the mean of its divisors is an integer number (36997037112).

Almost surely, 2^248408677564 is an apocalyptic number.

It is an amenable number.

248408677564 is a deficient number, since it is larger than the sum of its proper divisors (195555767780).

248408677564 is a wasteful number, since it uses less digits than its factorization.

248408677564 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1321322804 (or 1321322802 counting only the distinct ones).

The product of its (nonzero) digits is 72253440, while the sum is 61.

The spelling of 248408677564 in words is "two hundred forty-eight billion, four hundred eight million, six hundred seventy-seven thousand, five hundred sixty-four".