398882434311 has 16 divisors (see below), whose sum is σ = 596166474720. Its totient is φ = 263568332160.

The previous prime is 398882434277. The next prime is 398882434373. The reversal of 398882434311 is 113434288893.

It is a happy number.

398882434311 is a `hidden beast` number, since 3 + 9 + 8 + 88 + 243 + 4 + 311 = 666.

It is not a de Polignac number, because 398882434311 - 2²¹ = 398880337159 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (398882430311) 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, 65366080 + ... + 65372181.

It is an arithmetic number, because the mean of its divisors is an integer number (37260404670).

Almost surely, 2^398882434311 is an apocalyptic number.

398882434311 is a deficient number, since it is larger than the sum of its proper divisors (197284040409).

398882434311 is a wasteful number, since it uses less digits than its factorization.

398882434311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 130738383 (or 130738377 counting only the distinct ones).

The product of its digits is 3981312, while the sum is 54.

The spelling of 398882434311 in words is "three hundred ninety-eight billion, eight hundred eighty-two million, four hundred thirty-four thousand, three hundred eleven".