400534330130 has 32 divisors (see below), whose sum is σ = 790578966528. Its totient is φ = 144894182400.

The previous prime is 400534330061. The next prime is 400534330171. The reversal of 400534330130 is 31033435004.

It is a happy number.

It is a super-2 number, since 2×400534330130² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 400534330130.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 9411986 + ... + 9454445.

It is an arithmetic number, because the mean of its divisors is an integer number (24705592704).

Almost surely, 2^400534330130 is an apocalyptic number.

400534330130 is a deficient number, since it is larger than the sum of its proper divisors (390044636398).

400534330130 is a wasteful number, since it uses less digits than its factorization.

400534330130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18866642.

The product of its (nonzero) digits is 6480, while the sum is 26.

Adding to 400534330130 its reverse (31033435004), we get a palindrome (431567765134).

The spelling of 400534330130 in words is "four hundred billion, five hundred thirty-four million, three hundred thirty thousand, one hundred thirty".