248388372077 has 2 divisors, whose sum is σ = 248388372078. Its totient is φ = 248388372076.

The previous prime is 248388372073. The next prime is 248388372103. The reversal of 248388372077 is 770273883842.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 181395920836 + 66992451241 = 425906^2 + 258829^2 .

It is a cyclic number.

It is not a de Polignac number, because 248388372077 - 2² = 248388372073 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (248388372073) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 124194186038 + 124194186039.

It is an arithmetic number, because the mean of its divisors is an integer number (124194186039).

Almost surely, 2^248388372077 is an apocalyptic number.

It is an amenable number.

248388372077 is a deficient number, since it is larger than the sum of its proper divisors (1).

248388372077 is an equidigital number, since it uses as much as digits as its factorization.

248388372077 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 25288704, while the sum is 59.

The spelling of 248388372077 in words is "two hundred forty-eight billion, three hundred eighty-eight million, three hundred seventy-two thousand, seventy-seven".