248228775677 has 4 divisors (see below), whose sum is σ = 250425490620. Its totient is φ = 246032060736.

The previous prime is 248228775667. The next prime is 248228775701. The reversal of 248228775677 is 776577822842.

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

It can be written as a sum of positive squares in 2 ways, for example, as 79394896441 + 168833879236 = 281771^2 + 410894^2 .

It is a cyclic number.

It is not a de Polignac number, because 248228775677 - 2¹⁶ = 248228710141 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 (248228775647) by changing a digit.

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, 1098357302 + ... + 1098357527.

It is an arithmetic number, because the mean of its divisors is an integer number (62606372655).

Almost surely, 2^248228775677 is an apocalyptic number.

It is an amenable number.

248228775677 is a deficient number, since it is larger than the sum of its proper divisors (2196714943).

248228775677 is a wasteful number, since it uses less digits than its factorization.

248228775677 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2196714942.

The product of its digits is 147517440, while the sum is 65.

The spelling of 248228775677 in words is "two hundred forty-eight billion, two hundred twenty-eight million, seven hundred seventy-five thousand, six hundred seventy-seven".