355338986689 has 32 divisors (see below), whose sum is σ = 388356595200. Its totient is φ = 323959046400.

The previous prime is 355338986687. The next prime is 355338986753. The reversal of 355338986689 is 986689833553.

It is a cyclic number.

It is not a de Polignac number, because 355338986689 - 2¹ = 355338986687 is a prime.

It is a super-3 number, since 3×355338986689³ (a number of 36 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is not an unprimeable number, because it can be changed into a prime (355338986687) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 90668872 + ... + 90672790.

It is an arithmetic number, because the mean of its divisors is an integer number (12136143600).

Almost surely, 2^355338986689 is an apocalyptic number.

It is an amenable number.

355338986689 is a deficient number, since it is larger than the sum of its proper divisors (33017608511).

355338986689 is a wasteful number, since it uses less digits than its factorization.

355338986689 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5353.

The product of its digits is 1007769600, while the sum is 73.

The spelling of 355338986689 in words is "three hundred fifty-five billion, three hundred thirty-eight million, nine hundred eighty-six thousand, six hundred eighty-nine".