215044145039 has 2 divisors, whose sum is σ = 215044145040. Its totient is φ = 215044145038.

The previous prime is 215044145021. The next prime is 215044145123. The reversal of 215044145039 is 930541440512.

215044145039 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-215044145039 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 215044144993 and 215044145011.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (215044145339) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 107522072519 + 107522072520.

It is an arithmetic number, because the mean of its divisors is an integer number (107522072520).

Almost surely, 2^215044145039 is an apocalyptic number.

215044145039 is a deficient number, since it is larger than the sum of its proper divisors (1).

215044145039 is an equidigital number, since it uses as much as digits as its factorization.

215044145039 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 86400, while the sum is 38.

The spelling of 215044145039 in words is "two hundred fifteen billion, forty-four million, one hundred forty-five thousand, thirty-nine".