4535891660 has 24 divisors (see below), whose sum is σ = 10026708720. Its totient is φ = 1718864064.

The previous prime is 4535891629. The next prime is 4535891681. The reversal of 4535891660 is 661985354.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5967899 + ... + 5968658.

It is an arithmetic number, because the mean of its divisors is an integer number (417779530).

Almost surely, 2^4535891660 is an apocalyptic number.

It is an amenable number.

4535891660 is an abundant number, since it is smaller than the sum of its proper divisors (5490817060).

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

4535891660 is a wasteful number, since it uses less digits than its factorization.

4535891660 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11936585 (or 11936583 counting only the distinct ones).

The product of its (nonzero) digits is 777600, while the sum is 47.

The square root of 4535891660 is about 67349.0286492686. The cubic root of 4535891660 is about 1655.3413266300.

The spelling of 4535891660 in words is "four billion, five hundred thirty-five million, eight hundred ninety-one thousand, six hundred sixty".