400046105304450 has 144 divisors (see below), whose sum is σ = 1173465395122176. Its totient is φ = 96900921302400.

The previous prime is 400046105304437. The next prime is 400046105304457. The reversal of 400046105304450 is 54403501640004.

400046105304450 is a `hidden beast` number, since 4 + 0 + 0 + 0 + 4 + 610 + 5 + 30 + 4 + 4 + 5 + 0 = 666.

It is not an unprimeable number, because it can be changed into a prime (400046105304457) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 27308674 + ... + 39317373.

It is an arithmetic number, because the mean of its divisors is an integer number (8149065243904).

Almost surely, 2^{400046105304450} is an apocalyptic number.

400046105304450 is an abundant number, since it is smaller than the sum of its proper divisors (773419289817726).

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

400046105304450 is a wasteful number, since it uses less digits than its factorization.

400046105304450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66627289 (or 66627281 counting only the distinct ones).

The product of its (nonzero) digits is 115200, while the sum is 36.

Adding to 400046105304450 its reverse (54403501640004), we get a palindrome (454449606944454).

The spelling of 400046105304450 in words is "four hundred trillion, forty-six billion, one hundred five million, three hundred four thousand, four hundred fifty".