400089628916 has 12 divisors (see below), whose sum is σ = 710018215200. Its totient is φ = 197227281720.

The previous prime is 400089628907. The next prime is 400089628979. The reversal of 400089628916 is 619826980004.

It is a happy number.

It is a super-3 number, since 3×400089628916³ (a number of 36 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 704382866 + ... + 704383433.

It is an arithmetic number, because the mean of its divisors is an integer number (59168184600).

Almost surely, 2^400089628916 is an apocalyptic number.

It is an amenable number.

400089628916 is a deficient number, since it is larger than the sum of its proper divisors (309928586284).

400089628916 is a wasteful number, since it uses less digits than its factorization.

400089628916 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1408766374 (or 1408766372 counting only the distinct ones).

The product of its (nonzero) digits is 1492992, while the sum is 53.

The spelling of 400089628916 in words is "four hundred billion, eighty-nine million, six hundred twenty-eight thousand, nine hundred sixteen".