4005505896 has 64 divisors (see below), whose sum is σ = 11605524480. Its totient is φ = 1128308160.

The previous prime is 4005505883. The next prime is 4005505901. The reversal of 4005505896 is 6985055004.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 155976 + ... + 179831.

It is an arithmetic number, because the mean of its divisors is an integer number (181336320).

Almost surely, 2^4005505896 is an apocalyptic number.

It is an amenable number.

4005505896 is an abundant number, since it is smaller than the sum of its proper divisors (7600018584).

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

4005505896 is a wasteful number, since it uses less digits than its factorization.

4005505896 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 335894 (or 335890 counting only the distinct ones).

The product of its (nonzero) digits is 216000, while the sum is 42.

The square root of 4005505896 is about 63289.0661647018. The cubic root of 4005505896 is about 1588.1290568023.

The spelling of 4005505896 in words is "four billion, five million, five hundred five thousand, eight hundred ninety-six".