406444444604 has 48 divisors (see below), whose sum is σ = 802787932800. Its totient is φ = 178356427200.

The previous prime is 406444444583. The next prime is 406444444613.

406444444604 is nontrivially palindromic in base 10.

It is a Harshad number since it is a multiple of its sum of digits (44).

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, 18387599 + ... + 18409689.

It is an arithmetic number, because the mean of its divisors is an integer number (16724748600).

Almost surely, 2^406444444604 is an apocalyptic number.

406444444604 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

406444444604 is a deficient number, since it is larger than the sum of its proper divisors (396343488196).

406444444604 is a wasteful number, since it uses less digits than its factorization.

406444444604 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36554 (or 36552 counting only the distinct ones).

The product of its (nonzero) digits is 2359296, while the sum is 44.

The spelling of 406444444604 in words is "four hundred six billion, four hundred forty-four million, four hundred forty-four thousand, six hundred four".