10385705533539 has 16 divisors (see below), whose sum is σ = 15828833922560. Its totient is φ = 5933565031680.

The previous prime is 10385705533537. The next prime is 10385705533571. The reversal of 10385705533539 is 93533550758301.

It is a happy number.

It is not a de Polignac number, because 10385705533539 - 2¹ = 10385705533537 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10385705533537) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 46713319 + ... + 46935120.

It is an arithmetic number, because the mean of its divisors is an integer number (989302120160).

Almost surely, 2^{10385705533539} is an apocalyptic number.

10385705533539 is a deficient number, since it is larger than the sum of its proper divisors (5443128389021).

10385705533539 is an equidigital number, since it uses as much as digits as its factorization.

10385705533539 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 93653730.

The product of its (nonzero) digits is 25515000, while the sum is 57.

The spelling of 10385705533539 in words is "ten trillion, three hundred eighty-five billion, seven hundred five million, five hundred thirty-three thousand, five hundred thirty-nine".