30388985465999 has 2 divisors, whose sum is σ = 30388985466000. Its totient is φ = 30388985465998.

The previous prime is 30388985465959. The next prime is 30388985466029. The reversal of 30388985465999 is 99956458988303.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 30388985465999 - 2¹⁶ = 30388985400463 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 30388985465999.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (30388985465959) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15194492732999 + 15194492733000.

It is an arithmetic number, because the mean of its divisors is an integer number (15194492733000).

Almost surely, 2^{30388985465999} is an apocalyptic number.

30388985465999 is a deficient number, since it is larger than the sum of its proper divisors (1).

30388985465999 is an equidigital number, since it uses as much as digits as its factorization.

30388985465999 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18139852800, while the sum is 86.

The spelling of 30388985465999 in words is "thirty trillion, three hundred eighty-eight billion, nine hundred eighty-five million, four hundred sixty-five thousand, nine hundred ninety-nine".