48475879489 has 4 divisors (see below), whose sum is σ = 49270566100. Its totient is φ = 47681192880.

The previous prime is 48475879447. The next prime is 48475879513. The reversal of 48475879489 is 98497857484.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1698841089 + 46777038400 = 41217^2 + 216280^2 .

It is a cyclic number.

It is not a de Polignac number, because 48475879489 - 2⁹ = 48475878977 is a prime.

It is a super-2 number, since 2×48475879489² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (48475879429) 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, 397343214 + ... + 397343335.

It is an arithmetic number, because the mean of its divisors is an integer number (12317641525).

Almost surely, 2^48475879489 is an apocalyptic number.

It is an amenable number.

48475879489 is a deficient number, since it is larger than the sum of its proper divisors (794686611).

48475879489 is an equidigital number, since it uses as much as digits as its factorization.

48475879489 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 794686610.

The product of its digits is 650280960, while the sum is 73.

The spelling of 48475879489 in words is "forty-eight billion, four hundred seventy-five million, eight hundred seventy-nine thousand, four hundred eighty-nine".