147138041855999 has 4 divisors (see below), whose sum is σ = 147371224173360. Its totient is φ = 146904859538640.

The previous prime is 147138041855983. The next prime is 147138041856007. The reversal of 147138041855999 is 999558140831741.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 147138041855999 - 2⁴ = 147138041855983 is a prime.

It is a super-2 number, since 2×147138041855999² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (147138041885999) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 116591157734 + ... + 116591158995.

It is an arithmetic number, because the mean of its divisors is an integer number (36842806043340).

Almost surely, 2^{147138041855999} is an apocalyptic number.

147138041855999 is a deficient number, since it is larger than the sum of its proper divisors (233182317361).

147138041855999 is an equidigital number, since it uses as much as digits as its factorization.

147138041855999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 233182317360.

The product of its (nonzero) digits is 391910400, while the sum is 74.

The spelling of 147138041855999 in words is "one hundred forty-seven trillion, one hundred thirty-eight billion, forty-one million, eight hundred fifty-five thousand, nine hundred ninety-nine".