48181569 has 8 divisors (see below), whose sum is σ = 64351392. Its totient is φ = 32066400.

The previous prime is 48181561. The next prime is 48181577. The reversal of 48181569 is 96518184.

48181569 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (48181561) and next prime (48181577).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 48181569 - 2³ = 48181561 is a prime.

It is a super-2 number, since 2×48181569² = 4642927182603522, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 48181569.

It is not an unprimeable number, because it can be changed into a prime (48181561) 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 7 ways as a sum of consecutive naturals, for example, 11559 + ... + 15164.

It is an arithmetic number, because the mean of its divisors is an integer number (8043924).

Almost surely, 2^48181569 is an apocalyptic number.

It is an amenable number.

48181569 is a deficient number, since it is larger than the sum of its proper divisors (16169823).

48181569 is a wasteful number, since it uses less digits than its factorization.

48181569 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27327.

The product of its digits is 69120, while the sum is 42.

The square root of 48181569 is about 6941.2944758165. The cubic root of 48181569 is about 363.8817819416.

The spelling of 48181569 in words is "forty-eight million, one hundred eighty-one thousand, five hundred sixty-nine".