4045149636 has 24 divisors (see below), whose sum is σ = 10296744864. Its totient is φ = 1225802880.

The previous prime is 4045149613. The next prime is 4045149683. The reversal of 4045149636 is 6369415404.

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, 15322405 + ... + 15322668.

It is an arithmetic number, because the mean of its divisors is an integer number (429031036).

Almost surely, 2^4045149636 is an apocalyptic number.

It is an amenable number.

4045149636 is an abundant number, since it is smaller than the sum of its proper divisors (6251595228).

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

4045149636 is a wasteful number, since it uses less digits than its factorization.

4045149636 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30645091 (or 30645089 counting only the distinct ones).

The product of its (nonzero) digits is 311040, while the sum is 42.

The square root of 4045149636 is about 63601.4908315835. The cubic root of 4045149636 is about 1593.3512686057.

The spelling of 4045149636 in words is "four billion, forty-five million, one hundred forty-nine thousand, six hundred thirty-six".