400332530330 has 16 divisors (see below), whose sum is σ = 720610879464. Its totient is φ = 160130273280.

The previous prime is 400332530303. The next prime is 400332530369. The reversal of 400332530330 is 33035233004.

It can be written as a sum of positive squares in 4 ways, for example, as 178767450481 + 221565079849 = 422809^2 + 470707^2 .

It is a super-2 number, since 2×400332530330² (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 400332530330.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 335450 + ... + 955610.

Almost surely, 2^400332530330 is an apocalyptic number.

400332530330 is a deficient number, since it is larger than the sum of its proper divisors (320278349134).

400332530330 is a wasteful number, since it uses less digits than its factorization.

400332530330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 684721.

The product of its (nonzero) digits is 9720, while the sum is 26.

Adding to 400332530330 its reverse (33035233004), we get a palindrome (433367763334).

The spelling of 400332530330 in words is "four hundred billion, three hundred thirty-two million, five hundred thirty thousand, three hundred thirty".