4040400088 has 16 divisors (see below), whose sum is σ = 7602714360. Its totient is φ = 2013009600.

The previous prime is 4040400079. The next prime is 4040400107. The reversal of 4040400088 is 8800040404.

It is a happy number.

It is a super-2 number, since 2×4040400088² = 32649665742220815488, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 896418 + ... + 900913.

Almost surely, 2^4040400088 is an apocalyptic number.

It is an amenable number.

4040400088 is a deficient number, since it is larger than the sum of its proper divisors (3562314272).

4040400088 is a wasteful number, since it uses less digits than its factorization.

4040400088 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1797618 (or 1797614 counting only the distinct ones).

The product of its (nonzero) digits is 4096, while the sum is 28.

The square root of 4040400088 is about 63564.1415264927. The cubic root of 4040400088 is about 1592.7274217127.

The spelling of 4040400088 in words is "four billion, forty million, four hundred thousand, eighty-eight".