4088969898 has 128 divisors (see below), whose sum is σ = 9707040000. Its totient is φ = 1136830464.

The previous prime is 4088969887. The next prime is 4088969903. The reversal of 4088969898 is 8989698804.

It is a Curzon 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 63 ways as a sum of consecutive naturals, for example, 3824508 + ... + 3825576.

It is an arithmetic number, because the mean of its divisors is an integer number (75836250).

Almost surely, 2^4088969898 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4088969898, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4853520000).

4088969898 is an abundant number, since it is smaller than the sum of its proper divisors (5618070102).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4088969898 is a wasteful number, since it uses less digits than its factorization.

4088969898 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1224.

The product of its (nonzero) digits is 71663616, while the sum is 69.

The square root of 4088969898 is about 63945.0537414740. The cubic root of 4088969898 is about 1599.0840979376.

The spelling of 4088969898 in words is "four billion, eighty-eight million, nine hundred sixty-nine thousand, eight hundred ninety-eight".