355155839959 has 4 divisors (see below), whose sum is σ = 360158034960. Its totient is φ = 350153644960.

The previous prime is 355155839923. The next prime is 355155839999. The reversal of 355155839959 is 959938551553.

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 355155839959 - 2⁹ = 355155839447 is a prime.

It is a super-2 number, since 2×355155839959² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 355155839894 and 355155839903.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (355155839999) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2501097394 + ... + 2501097535.

It is an arithmetic number, because the mean of its divisors is an integer number (90039508740).

Almost surely, 2^355155839959 is an apocalyptic number.

355155839959 is a deficient number, since it is larger than the sum of its proper divisors (5002195001).

355155839959 is an equidigital number, since it uses as much as digits as its factorization.

355155839959 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5002195000.

The product of its digits is 164025000, while the sum is 67.

The spelling of 355155839959 in words is "three hundred fifty-five billion, one hundred fifty-five million, eight hundred thirty-nine thousand, nine hundred fifty-nine".