18883315007 has 2 divisors, whose sum is σ = 18883315008. Its totient is φ = 18883315006.

The previous prime is 18883314949. The next prime is 18883315013. The reversal of 18883315007 is 70051338881.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 18883315007 - 2⁶ = 18883314943 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (18883315037) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9441657503 + 9441657504.

It is an arithmetic number, because the mean of its divisors is an integer number (9441657504).

Almost surely, 2^18883315007 is an apocalyptic number.

18883315007 is a deficient number, since it is larger than the sum of its proper divisors (1).

18883315007 is an equidigital number, since it uses as much as digits as its factorization.

18883315007 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 161280, while the sum is 44.

The spelling of 18883315007 in words is "eighteen billion, eight hundred eighty-three million, three hundred fifteen thousand, seven".