338871888505 has 16 divisors (see below), whose sum is σ = 410673279744. Its totient is φ = 268413848640.

The previous prime is 338871888503. The next prime is 338871888541. The reversal of 338871888505 is 505888178833.

It is not a de Polignac number, because 338871888505 - 2¹ = 338871888503 is a prime.

It is a super-2 number, since 2×338871888505² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (338871888503) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2736387 + ... + 2857543.

It is an arithmetic number, because the mean of its divisors is an integer number (25667079984).

Almost surely, 2^338871888505 is an apocalyptic number.

It is an amenable number.

338871888505 is a deficient number, since it is larger than the sum of its proper divisors (71801391239).

338871888505 is a wasteful number, since it uses less digits than its factorization.

338871888505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 126696.

The product of its (nonzero) digits is 51609600, while the sum is 64.

The spelling of 338871888505 in words is "three hundred thirty-eight billion, eight hundred seventy-one million, eight hundred eighty-eight thousand, five hundred five".