47495872517 has 8 divisors (see below), whose sum is σ = 47810628096. Its totient is φ = 47181272112.

The previous prime is 47495872499. The next prime is 47495872519. The reversal of 47495872517 is 71527859474.

It is a happy number.

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 47495872517 - 2⁶ = 47495872453 is a prime.

It is a super-2 number, since 2×47495872517² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (47495872519) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 611288 + ... + 684590.

It is an arithmetic number, because the mean of its divisors is an integer number (5976328512).

Almost surely, 2^47495872517 is an apocalyptic number.

It is an amenable number.

47495872517 is a deficient number, since it is larger than the sum of its proper divisors (314755579).

47495872517 is a wasteful number, since it uses less digits than its factorization.

47495872517 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77587.

The product of its digits is 19756800, while the sum is 59.

The spelling of 47495872517 in words is "forty-seven billion, four hundred ninety-five million, eight hundred seventy-two thousand, five hundred seventeen".