400244424600 has 96 divisors (see below), whose sum is σ = 1252804101120. Its totient is φ = 105695598720.

The previous prime is 400244424529. The next prime is 400244424649. The reversal of 400244424600 is 6424442004.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3176424 + ... + 3300023.

It is an arithmetic number, because the mean of its divisors is an integer number (13050042720).

Almost surely, 2^400244424600 is an apocalyptic number.

400244424600 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

400244424600 is an abundant number, since it is smaller than the sum of its proper divisors (852559676520).

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

400244424600 is a wasteful number, since it uses less digits than its factorization.

400244424600 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6476569 (or 6476560 counting only the distinct ones).

The product of its (nonzero) digits is 24576, while the sum is 30.

Adding to 400244424600 its reverse (6424442004), we get a palindrome (406668866604).

The spelling of 400244424600 in words is "four hundred billion, two hundred forty-four million, four hundred twenty-four thousand, six hundred".