1038320913969 has 16 divisors (see below), whose sum is σ = 1538269334400. Its totient is φ = 692206684848.

The previous prime is 1038320913919. The next prime is 1038320914003. The reversal of 1038320913969 is 9693190238301.

It is a happy number.

1038320913969 is a `hidden beast` number, since 10 + 38 + 3 + 209 + 1 + 396 + 9 = 666.

It is not a de Polignac number, because 1038320913969 - 2¹⁵ = 1038320881201 is a prime.

It is a super-2 number, since 2×1038320913969² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1038320913919) 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, 4056027 + ... + 4304415.

It is an arithmetic number, because the mean of its divisors is an integer number (96141833400).

Almost surely, 2^{1038320913969} is an apocalyptic number.

It is an amenable number.

1038320913969 is a deficient number, since it is larger than the sum of its proper divisors (499948420431).

1038320913969 is a wasteful number, since it uses less digits than its factorization.

1038320913969 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 403221 (or 403215 counting only the distinct ones).

The product of its (nonzero) digits is 1889568, while the sum is 54.

The spelling of 1038320913969 in words is "one trillion, thirty-eight billion, three hundred twenty million, nine hundred thirteen thousand, nine hundred sixty-nine".