48775542617 has 4 divisors (see below), whose sum is σ = 48797041380. Its totient is φ = 48754043856.

The previous prime is 48775542601. The next prime is 48775542643. The reversal of 48775542617 is 71624557784.

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 25114642576 + 23660900041 = 158476^2 + 153821^2 .

It is a cyclic number.

It is not a de Polignac number, because 48775542617 - 2⁴ = 48775542601 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (48775542677) 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, 10745978 + ... + 10750515.

It is an arithmetic number, because the mean of its divisors is an integer number (12199260345).

Almost surely, 2^48775542617 is an apocalyptic number.

It is an amenable number.

48775542617 is a deficient number, since it is larger than the sum of its proper divisors (21498763).

48775542617 is a wasteful number, since it uses less digits than its factorization.

48775542617 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21498762.

The product of its digits is 13171200, while the sum is 56.

The spelling of 48775542617 in words is "forty-eight billion, seven hundred seventy-five million, five hundred forty-two thousand, six hundred seventeen".