138313028363 has 8 divisors (see below), whose sum is σ = 138396080736. Its totient is φ = 138230008000.

The previous prime is 138313028341. The next prime is 138313028369. The reversal of 138313028363 is 363820313831.

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

It is a cyclic number.

It is not a de Polignac number, because 138313028363 - 2²⁴ = 138296251147 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 138313028363.

It is not an unprimeable number, because it can be changed into a prime (138313028369) 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, 21013733 + ... + 21020313.

It is an arithmetic number, because the mean of its divisors is an integer number (17299510092).

Almost surely, 2^138313028363 is an apocalyptic number.

138313028363 is a deficient number, since it is larger than the sum of its proper divisors (83052373).

138313028363 is an equidigital number, since it uses as much as digits as its factorization.

138313028363 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16005.

The product of its (nonzero) digits is 186624, while the sum is 41.

The spelling of 138313028363 in words is "one hundred thirty-eight billion, three hundred thirteen million, twenty-eight thousand, three hundred sixty-three".