47317477321663 has 16 divisors (see below), whose sum is σ = 50684424848640. Its totient is φ = 44066394275904.

The previous prime is 47317477321633. The next prime is 47317477321669. The reversal of 47317477321663 is 36612377471374.

It is a cyclic number.

It is not a de Polignac number, because 47317477321663 - 2⁴¹ = 45118454066111 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (47317477321669) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 76118173 + ... + 76737286.

It is an arithmetic number, because the mean of its divisors is an integer number (3167776553040).

Almost surely, 2^{47317477321663} is an apocalyptic number.

47317477321663 is a gapful number since it is divisible by the number (43) formed by its first and last digit.

47317477321663 is a deficient number, since it is larger than the sum of its proper divisors (3366947526977).

47317477321663 is a wasteful number, since it uses less digits than its factorization.

47317477321663 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 152855838.

The product of its digits is 74680704, while the sum is 61.

The spelling of 47317477321663 in words is "forty-seven trillion, three hundred seventeen billion, four hundred seventy-seven million, three hundred twenty-one thousand, six hundred sixty-three".