248370398077 has 2 divisors, whose sum is σ = 248370398078. Its totient is φ = 248370398076.

The previous prime is 248370398053. The next prime is 248370398117. The reversal of 248370398077 is 770893073842.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 196416489721 + 51953908356 = 443189^2 + 227934^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-248370398077 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (248370398777) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 124185199038 + 124185199039.

It is an arithmetic number, because the mean of its divisors is an integer number (124185199039).

Almost surely, 2^248370398077 is an apocalyptic number.

It is an amenable number.

248370398077 is a deficient number, since it is larger than the sum of its proper divisors (1).

248370398077 is an equidigital number, since it uses as much as digits as its factorization.

248370398077 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 14224896, while the sum is 58.

The spelling of 248370398077 in words is "two hundred forty-eight billion, three hundred seventy million, three hundred ninety-eight thousand, seventy-seven".