238346643832 has 32 divisors (see below), whose sum is σ = 488855704320. Its totient is φ = 108044166240.

The previous prime is 238346643827. The next prime is 238346643853.

238346643832 is nontrivially palindromic in base 10.

It is a self number, because there is not a number n which added to its sum of digits gives 238346643832.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3657738 + ... + 3722329.

It is an arithmetic number, because the mean of its divisors is an integer number (15276740760).

Almost surely, 2^238346643832 is an apocalyptic number.

238346643832 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

238346643832 is an abundant number, since it is smaller than the sum of its proper divisors (250509060488).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

238346643832 is a wasteful number, since it uses less digits than its factorization.

238346643832 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7380451 (or 7380447 counting only the distinct ones).

The product of its digits is 11943936, while the sum is 52.

It can be divided in two parts, 23834 and 6643832, that added together give a palindrome (6667666).

The spelling of 238346643832 in words is "two hundred thirty-eight billion, three hundred forty-six million, six hundred forty-three thousand, eight hundred thirty-two".