49638125617 has 8 divisors (see below), whose sum is σ = 50482965600. Its totient is φ = 48793402944.

The previous prime is 49638125591. The next prime is 49638125623. The reversal of 49638125617 is 71652183694.

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

It is a cyclic number.

It is not a de Polignac number, because 49638125617 - 2¹¹ = 49638123569 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (49638125687) 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 7 ways as a sum of consecutive naturals, for example, 1468258 + ... + 1501684.

It is an arithmetic number, because the mean of its divisors is an integer number (6310370700).

Almost surely, 2^49638125617 is an apocalyptic number.

It is an amenable number.

49638125617 is a deficient number, since it is larger than the sum of its proper divisors (844839983).

49638125617 is a wasteful number, since it uses less digits than its factorization.

49638125617 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58655.

The product of its digits is 2177280, while the sum is 52.

The spelling of 49638125617 in words is "forty-nine billion, six hundred thirty-eight million, one hundred twenty-five thousand, six hundred seventeen".