100404340338 has 16 divisors (see below), whose sum is σ = 200954952576. Its totient is φ = 33443734800.

The previous prime is 100404340331. The next prime is 100404340427. The reversal of 100404340338 is 833043404001.

It is not an unprimeable number, because it can be changed into a prime (100404340331) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6085738 + ... + 6102213.

It is an arithmetic number, because the mean of its divisors is an integer number (12559684536).

Almost surely, 2^100404340338 is an apocalyptic number.

100404340338 is an abundant number, since it is smaller than the sum of its proper divisors (100550612238).

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

100404340338 is a wasteful number, since it uses less digits than its factorization.

100404340338 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12189329.

The product of its (nonzero) digits is 13824, while the sum is 30.

Adding to 100404340338 its reverse (833043404001), we get a palindrome (933447744339).

The spelling of 100404340338 in words is "one hundred billion, four hundred four million, three hundred forty thousand, three hundred thirty-eight".