47577605878617 has 4 divisors (see below), whose sum is σ = 63436807838160. Its totient is φ = 31718403919076.

The previous prime is 47577605878589. The next prime is 47577605878619. The reversal of 47577605878617 is 71687850677574.

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 47577605878617 - 2¹² = 47577605874521 is a prime.

It is a super-3 number, since 3×47577605878617³ (a number of 42 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is not an unprimeable number, because it can be changed into a prime (47577605878619) 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, 7929600979767 + ... + 7929600979772.

It is an arithmetic number, because the mean of its divisors is an integer number (15859201959540).

Almost surely, 2^{47577605878617} is an apocalyptic number.

It is an amenable number.

47577605878617 is a deficient number, since it is larger than the sum of its proper divisors (15859201959543).

47577605878617 is a wasteful number, since it uses less digits than its factorization.

47577605878617 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15859201959542.

The product of its (nonzero) digits is 3872332800, while the sum is 78.

The spelling of 47577605878617 in words is "forty-seven trillion, five hundred seventy-seven billion, six hundred five million, eight hundred seventy-eight thousand, six hundred seventeen".