1138910964063 has 8 divisors (see below), whose sum is σ = 1518675362688. Its totient is φ = 759210270744.

The previous prime is 1138910964031. The next prime is 1138910964071. The reversal of 1138910964063 is 3604690198311.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1138910964063 - 2⁵ = 1138910964031 is a prime.

It is a Smith number, since the sum of its digits (51) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 1138910963997 and 1138910964015.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1138910964083) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15884595 + ... + 15956132.

It is an arithmetic number, because the mean of its divisors is an integer number (189834420336).

Almost surely, 2^{1138910964063} is an apocalyptic number.

1138910964063 is a deficient number, since it is larger than the sum of its proper divisors (379764398625).

1138910964063 is a wasteful number, since it uses less digits than its factorization.

1138910964063 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31852653.

The product of its (nonzero) digits is 839808, while the sum is 51.

The spelling of 1138910964063 in words is "one trillion, one hundred thirty-eight billion, nine hundred ten million, nine hundred sixty-four thousand, sixty-three".