5649145044 has 12 divisors (see below), whose sum is σ = 13181338464. Its totient is φ = 1883048344.

The previous prime is 5649145003. The next prime is 5649145049. The reversal of 5649145044 is 4405419465.

It is a tau number, because it is divible by the number of its divisors (12).

It is a junction number, because it is equal to n+sod(n) for n = 5649144987 and 5649145005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5649145049) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 235381032 + ... + 235381055.

It is an arithmetic number, because the mean of its divisors is an integer number (1098444872).

Almost surely, 2^5649145044 is an apocalyptic number.

It is an amenable number.

5649145044 is an abundant number, since it is smaller than the sum of its proper divisors (7532193420).

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

5649145044 is a wasteful number, since it uses less digits than its factorization.

5649145044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 470762094 (or 470762092 counting only the distinct ones).

The product of its (nonzero) digits is 345600, while the sum is 42.

The square root of 5649145044 is about 75160.7945939903. The cubic root of 5649145044 is about 1780.9876524528.

The spelling of 5649145044 in words is "five billion, six hundred forty-nine million, one hundred forty-five thousand, forty-four".