404404413102 has 32 divisors (see below), whose sum is σ = 898706028960. Its totient is φ = 134797037760.

The previous prime is 404404413089. The next prime is 404404413131. The reversal of 404404413102 is 201314404404.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1813402 + ... + 2024162.

It is an arithmetic number, because the mean of its divisors is an integer number (28084563405).

Almost surely, 2^404404413102 is an apocalyptic number.

404404413102 is an abundant number, since it is smaller than the sum of its proper divisors (494301615858).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

404404413102 is a wasteful number, since it uses less digits than its factorization.

404404413102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 246305 (or 246299 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 27.

Adding to 404404413102 its reverse (201314404404), we get a palindrome (605718817506).

The spelling of 404404413102 in words is "four hundred four billion, four hundred four million, four hundred thirteen thousand, one hundred two".