400353300754 has 64 divisors (see below), whose sum is σ = 710149980672. Its totient is φ = 167206636800.

The previous prime is 400353300751. The next prime is 400353300811. The reversal of 400353300754 is 457003353004.

It is a Harshad number since it is a multiple of its sum of digits (34).

It is not an unprimeable number, because it can be changed into a prime (400353300751) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 39669249 + ... + 39679339.

It is an arithmetic number, because the mean of its divisors is an integer number (11096093448).

Almost surely, 2^400353300754 is an apocalyptic number.

400353300754 is a deficient number, since it is larger than the sum of its proper divisors (309796679918).

400353300754 is a wasteful number, since it uses less digits than its factorization.

400353300754 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12631.

The product of its (nonzero) digits is 75600, while the sum is 34.

Adding to 400353300754 its reverse (457003353004), we get a palindrome (857356653758).

It can be divided in two parts, 400353 and 300754, that added together give a palindrome (701107).

The spelling of 400353300754 in words is "four hundred billion, three hundred fifty-three million, three hundred thousand, seven hundred fifty-four".