47475413557 has 32 divisors (see below), whose sum is σ = 56653914240. Its totient is φ = 39215953920.

The previous prime is 47475413527. The next prime is 47475413567. The reversal of 47475413557 is 75531457474.

It is a happy number.

It is not a de Polignac number, because 47475413557 - 2¹¹ = 47475411509 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (47475413527) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2880813 + ... + 2897245.

It is an arithmetic number, because the mean of its divisors is an integer number (1770434820).

Almost surely, 2^47475413557 is an apocalyptic number.

It is an amenable number.

47475413557 is a deficient number, since it is larger than the sum of its proper divisors (9178500683).

47475413557 is a wasteful number, since it uses less digits than its factorization.

47475413557 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16773.

The product of its digits is 8232000, while the sum is 52.

The spelling of 47475413557 in words is "forty-seven billion, four hundred seventy-five million, four hundred thirteen thousand, five hundred fifty-seven".