339988081187 has 4 divisors (see below), whose sum is σ = 342073897800. Its totient is φ = 337902264576.

The previous prime is 339988081159. The next prime is 339988081189. The reversal of 339988081187 is 781180889933.

It is a happy number.

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 339988081187 - 2¹⁰ = 339988080163 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (339988081189) 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, 1042908062 + ... + 1042908387.

It is an arithmetic number, because the mean of its divisors is an integer number (85518474450).

Almost surely, 2^339988081187 is an apocalyptic number.

339988081187 is a deficient number, since it is larger than the sum of its proper divisors (2085816613).

339988081187 is a wasteful number, since it uses less digits than its factorization.

339988081187 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2085816612.

The product of its (nonzero) digits is 20901888, while the sum is 65.

The spelling of 339988081187 in words is "three hundred thirty-nine billion, nine hundred eighty-eight million, eighty-one thousand, one hundred eighty-seven".