248578029013 has 2 divisors, whose sum is σ = 248578029014. Its totient is φ = 248578029012.

The previous prime is 248578028999. The next prime is 248578029109. The reversal of 248578029013 is 310920875842.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 240014747569 + 8563281444 = 489913^2 + 92538^2 .

It is a cyclic number.

It is not a de Polignac number, because 248578029013 - 2²¹ = 248575931861 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (248578029613) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 124289014506 + 124289014507.

It is an arithmetic number, because the mean of its divisors is an integer number (124289014507).

Almost surely, 2^248578029013 is an apocalyptic number.

It is an amenable number.

248578029013 is a deficient number, since it is larger than the sum of its proper divisors (1).

248578029013 is an equidigital number, since it uses as much as digits as its factorization.

248578029013 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 967680, while the sum is 49.

The spelling of 248578029013 in words is "two hundred forty-eight billion, five hundred seventy-eight million, twenty-nine thousand, thirteen".