4001615088 has 80 divisors (see below), whose sum is σ = 10836139776. Its totient is φ = 1271047680.

The previous prime is 4001615041. The next prime is 4001615113. The reversal of 4001615088 is 8805161004.

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 15 ways as a sum of consecutive naturals, for example, 60981 + ... + 108267.

Almost surely, 2^4001615088 is an apocalyptic number.

4001615088 is a gapful number since it is divisible by the number (48) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4001615088, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5418069888).

4001615088 is an abundant number, since it is smaller than the sum of its proper divisors (6834524688).

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

4001615088 is a wasteful number, since it uses less digits than its factorization.

4001615088 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47382 (or 47376 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 33.

The square root of 4001615088 is about 63258.3203065020. The cubic root of 4001615088 is about 1587.6146725853.

The spelling of 4001615088 in words is "four billion, one million, six hundred fifteen thousand, eighty-eight".