3645541452 has 48 divisors (see below), whose sum is σ = 9854630912. Its totient is φ = 1027313280.

The previous prime is 3645541447. The next prime is 3645541481. The reversal of 3645541452 is 2541455463.

It is a self number, because there is not a number n which added to its sum of digits gives 3645541452.

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, 291124 + ... + 303387.

Almost surely, 2^3645541452 is an apocalyptic number.

It is an amenable number.

3645541452 is an abundant number, since it is smaller than the sum of its proper divisors (6209089460).

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

3645541452 is a wasteful number, since it uses less digits than its factorization.

3645541452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 594598 (or 594596 counting only the distinct ones).

The product of its digits is 288000, while the sum is 39.

The square root of 3645541452 is about 60378.3193870118. The cubic root of 3645541452 is about 1539.0545515197.

The spelling of 3645541452 in words is "three billion, six hundred forty-five million, five hundred forty-one thousand, four hundred fifty-two".