248350330621 has 2 divisors, whose sum is σ = 248350330622. Its totient is φ = 248350330620.

The previous prime is 248350330619. The next prime is 248350330637. The reversal of 248350330621 is 126033053842.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 187888438521 + 60461892100 = 433461^2 + 245890^2 .

It is a cyclic number.

It is not a de Polignac number, because 248350330621 - 2¹ = 248350330619 is a prime.

Together with 248350330619, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (248350330661) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 124175165310 + 124175165311.

It is an arithmetic number, because the mean of its divisors is an integer number (124175165311).

Almost surely, 2^248350330621 is an apocalyptic number.

It is an amenable number.

248350330621 is a deficient number, since it is larger than the sum of its proper divisors (1).

248350330621 is an equidigital number, since it uses as much as digits as its factorization.

248350330621 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 103680, while the sum is 37.

The spelling of 248350330621 in words is "two hundred forty-eight billion, three hundred fifty million, three hundred thirty thousand, six hundred twenty-one".