8338817657145 has 16 divisors (see below), whose sum is σ = 13524876859392. Its totient is φ = 4386446547840.

The previous prime is 8338817657129. The next prime is 8338817657147. The reversal of 8338817657145 is 5417567188338.

It is not a de Polignac number, because 8338817657145 - 2⁴ = 8338817657129 is a prime.

It is a super-2 number, since 2×8338817657145² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (8338817657147) 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, 3807678201 + ... + 3807680390.

It is an arithmetic number, because the mean of its divisors is an integer number (845304803712).

Almost surely, 2^{8338817657145} is an apocalyptic number.

It is an amenable number.

8338817657145 is a deficient number, since it is larger than the sum of its proper divisors (5186059202247).

8338817657145 is a wasteful number, since it uses less digits than its factorization.

8338817657145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7615358672.

The product of its digits is 135475200, while the sum is 66.

The spelling of 8338817657145 in words is "eight trillion, three hundred thirty-eight billion, eight hundred seventeen million, six hundred fifty-seven thousand, one hundred forty-five".