8368528737139 has 16 divisors (see below), whose sum is σ = 8549970380640. Its totient is φ = 8188455813120.

The previous prime is 8368528737131. The next prime is 8368528737181. The reversal of 8368528737139 is 9317378258638.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 8368528737139 - 2³ = 8368528737131 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (8368528737131) 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, 19821427 + ... + 20239219.

It is an arithmetic number, because the mean of its divisors is an integer number (534373148790).

Almost surely, 2^{8368528737139} is an apocalyptic number.

8368528737139 is a deficient number, since it is larger than the sum of its proper divisors (181441643501).

8368528737139 is a wasteful number, since it uses less digits than its factorization.

8368528737139 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 419430.

The product of its digits is 365783040, while the sum is 70.

The spelling of 8368528737139 in words is "eight trillion, three hundred sixty-eight billion, five hundred twenty-eight million, seven hundred thirty-seven thousand, one hundred thirty-nine".