404010013402 has 8 divisors (see below), whose sum is σ = 641662962516. Its totient is φ = 190122359232.

The previous prime is 404010013367. The next prime is 404010013427. The reversal of 404010013402 is 204310010404.

It can be written as a sum of positive squares in 2 ways, for example, as 403160232601 + 849780801 = 634949^2 + 29151^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×404010013402² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 404010013402.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5941323693 + ... + 5941323760.

Almost surely, 2^404010013402 is an apocalyptic number.

404010013402 is a deficient number, since it is larger than the sum of its proper divisors (237652949114).

404010013402 is a wasteful number, since it uses less digits than its factorization.

404010013402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11882647472.

The product of its (nonzero) digits is 384, while the sum is 19.

Adding to 404010013402 its reverse (204310010404), we get a palindrome (608320023806).

The spelling of 404010013402 in words is "four hundred four billion, ten million, thirteen thousand, four hundred two".