248037023557 has 2 divisors, whose sum is σ = 248037023558. Its totient is φ = 248037023556.

The previous prime is 248037023501. The next prime is 248037023569. The reversal of 248037023557 is 755320730842.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 198959710401 + 49077313156 = 446049^2 + 221534^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-248037023557 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (248037023587) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 124018511778 + 124018511779.

It is an arithmetic number, because the mean of its divisors is an integer number (124018511779).

Almost surely, 2^248037023557 is an apocalyptic number.

It is an amenable number.

248037023557 is a deficient number, since it is larger than the sum of its proper divisors (1).

248037023557 is an equidigital number, since it uses as much as digits as its factorization.

248037023557 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1411200, while the sum is 46.

The spelling of 248037023557 in words is "two hundred forty-eight billion, thirty-seven million, twenty-three thousand, five hundred fifty-seven".