42396026338 has 4 divisors (see below), whose sum is σ = 63594039510. Its totient is φ = 21198013168.

The previous prime is 42396026329. The next prime is 42396026357. The reversal of 42396026338 is 83362069324.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 38131544529 + 4264481809 = 195273^2 + 65303^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10599006583 + ... + 10599006586.

Almost surely, 2^42396026338 is an apocalyptic number.

42396026338 is a deficient number, since it is larger than the sum of its proper divisors (21198013172).

42396026338 is a wasteful number, since it uses less digits than its factorization.

42396026338 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21198013171.

The product of its (nonzero) digits is 1119744, while the sum is 46.

The spelling of 42396026338 in words is "forty-two billion, three hundred ninety-six million, twenty-six thousand, three hundred thirty-eight".