48495561 has 4 divisors (see below), whose sum is σ = 64660752. Its totient is φ = 32330372.

The previous prime is 48495553. The next prime is 48495617. The reversal of 48495561 is 16559484.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 48495561 - 2³ = 48495553 is a prime.

It is not an unprimeable number, because it can be changed into a prime (48495521) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8082591 + ... + 8082596.

It is an arithmetic number, because the mean of its divisors is an integer number (16165188).

Almost surely, 2^48495561 is an apocalyptic number.

It is an amenable number.

48495561 is a deficient number, since it is larger than the sum of its proper divisors (16165191).

48495561 is a wasteful number, since it uses less digits than its factorization.

48495561 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16165190.

The product of its digits is 172800, while the sum is 42.

The square root of 48495561 is about 6963.8754296728. The cubic root of 48495561 is about 364.6705252256.

The spelling of 48495561 in words is "forty-eight million, four hundred ninety-five thousand, five hundred sixty-one".