5541645612 has 24 divisors (see below), whose sum is σ = 13376386800. Its totient is φ = 1783518016.

The previous prime is 5541645587. The next prime is 5541645617. The reversal of 5541645612 is 2165461455.

It is not an unprimeable number, because it can be changed into a prime (5541645617) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7961787 + ... + 7962482.

It is an arithmetic number, because the mean of its divisors is an integer number (557349450).

Almost surely, 2^5541645612 is an apocalyptic number.

It is an amenable number.

5541645612 is an abundant number, since it is smaller than the sum of its proper divisors (7834741188).

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

5541645612 is a wasteful number, since it uses less digits than its factorization.

5541645612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15924305 (or 15924303 counting only the distinct ones).

The product of its digits is 144000, while the sum is 39.

The square root of 5541645612 is about 74442.2300310785. The cubic root of 5541645612 is about 1769.6182278531.

The spelling of 5541645612 in words is "five billion, five hundred forty-one million, six hundred forty-five thousand, six hundred twelve".