5378156638464 has 36 divisors (see below), whose sum is σ = 14313739805456. Its totient is φ = 1792718879232.

The previous prime is 5378156638391. The next prime is 5378156638483. The reversal of 5378156638464 is 4648366518735.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 5378156638395 and 5378156638404.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3501403294 + ... + 3501404829.

Almost surely, 2^{5378156638464} is an apocalyptic number.

It is an amenable number.

5378156638464 is an abundant number, since it is smaller than the sum of its proper divisors (8935583166992).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5378156638464 is an equidigital number, since it uses as much as digits as its factorization.

5378156638464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7002808142 (or 7002808128 counting only the distinct ones).

The product of its digits is 348364800, while the sum is 66.

The spelling of 5378156638464 in words is "five trillion, three hundred seventy-eight billion, one hundred fifty-six million, six hundred thirty-eight thousand, four hundred sixty-four".