401074036738 has 4 divisors (see below), whose sum is σ = 601611055110. Its totient is φ = 200537018368.

The previous prime is 401074036729. The next prime is 401074036763. The reversal of 401074036738 is 837630470104.

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., 319782333049 + 81291703689 = 565493^2 + 285117^2 .

It is a junction number, because it is equal to n+sod(n) for n = 401074036694 and 401074036703.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100268509183 + ... + 100268509186.

Almost surely, 2^401074036738 is an apocalyptic number.

401074036738 is a deficient number, since it is larger than the sum of its proper divisors (200537018372).

401074036738 is a wasteful number, since it uses less digits than its factorization.

401074036738 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 200537018371.

The product of its (nonzero) digits is 338688, while the sum is 43.

The spelling of 401074036738 in words is "four hundred one billion, seventy-four million, thirty-six thousand, seven hundred thirty-eight".