4053615660 has 144 divisors (see below), whose sum is σ = 13371505056. Its totient is φ = 989853696.

The previous prime is 4053615659. The next prime is 4053615673. The reversal of 4053615660 is 665163504.

4053615660 is a `hidden beast` number, since 40 + 53 + 6 + 1 + 566 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 95319 + ... + 131121.

It is an arithmetic number, because the mean of its divisors is an integer number (92857674).

Almost surely, 2^4053615660 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4053615660, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6685752528).

4053615660 is an abundant number, since it is smaller than the sum of its proper divisors (9317889396).

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

4053615660 is a wasteful number, since it uses less digits than its factorization.

4053615660 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35872 (or 35867 counting only the distinct ones).

The product of its (nonzero) digits is 64800, while the sum is 36.

The square root of 4053615660 is about 63668.0112772497. The cubic root of 4053615660 is about 1594.4620598558.

The spelling of 4053615660 in words is "four billion, fifty-three million, six hundred fifteen thousand, six hundred sixty".