5649172548 has 12 divisors (see below), whose sum is σ = 13181402640. Its totient is φ = 1883057512.

The previous prime is 5649172547. The next prime is 5649172553. The reversal of 5649172548 is 8452719465.

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

It is a self number, because there is not a number n which added to its sum of digits gives 5649172548.

It is not an unprimeable number, because it can be changed into a prime (5649172541) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 235382178 + ... + 235382201.

It is an arithmetic number, because the mean of its divisors is an integer number (1098450220).

Almost surely, 2^5649172548 is an apocalyptic number.

It is an amenable number.

5649172548 is an abundant number, since it is smaller than the sum of its proper divisors (7532230092).

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

5649172548 is a wasteful number, since it uses less digits than its factorization.

5649172548 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 470764386 (or 470764384 counting only the distinct ones).

The product of its digits is 2419200, while the sum is 51.

The square root of 5649172548 is about 75160.9775614980. The cubic root of 5649172548 is about 1780.9905428137.

The spelling of 5649172548 in words is "five billion, six hundred forty-nine million, one hundred seventy-two thousand, five hundred forty-eight".