401023174736 has 20 divisors (see below), whose sum is σ = 777176722164. Its totient is φ = 200461440000.

The previous prime is 401023174703. The next prime is 401023174813. The reversal of 401023174736 is 637471320104.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 71941968400 + 329081206336 = 268220^2 + 573656^2 .

It is a Smith number, since the sum of its digits (38) coincides with the sum of the digits of its prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 401023174736.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3068195 + ... + 3196226.

Almost surely, 2^401023174736 is an apocalyptic number.

It is an amenable number.

401023174736 is a deficient number, since it is larger than the sum of its proper divisors (376153547428).

401023174736 is a wasteful number, since it uses less digits than its factorization.

401023174736 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6268430 (or 6268424 counting only the distinct ones).

The product of its (nonzero) digits is 84672, while the sum is 38.

The spelling of 401023174736 in words is "four hundred one billion, twenty-three million, one hundred seventy-four thousand, seven hundred thirty-six".