404213411402 has 4 divisors (see below), whose sum is σ = 606320117106. Its totient is φ = 202106705700.

The previous prime is 404213411377. The next prime is 404213411417. The reversal of 404213411402 is 204114312404.

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., 335448314041 + 68765097361 = 579179^2 + 262231^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101053352849 + ... + 101053352852.

Almost surely, 2^404213411402 is an apocalyptic number.

404213411402 is a deficient number, since it is larger than the sum of its proper divisors (202106705704).

404213411402 is a wasteful number, since it uses less digits than its factorization.

404213411402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 202106705703.

The product of its (nonzero) digits is 3072, while the sum is 26.

Adding to 404213411402 its reverse (204114312404), we get a palindrome (608327723806).

The spelling of 404213411402 in words is "four hundred four billion, two hundred thirteen million, four hundred eleven thousand, four hundred two".