47563765387 has 4 divisors (see below), whose sum is σ = 50067121480. Its totient is φ = 45060409296.

The previous prime is 47563765303. The next prime is 47563765427. The reversal of 47563765387 is 78356736574.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 47563765387 - 2¹¹ = 47563763339 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (47563768387) 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 3 ways as a sum of consecutive naturals, for example, 1251678018 + ... + 1251678055.

It is an arithmetic number, because the mean of its divisors is an integer number (12516780370).

Almost surely, 2^47563765387 is an apocalyptic number.

47563765387 is a deficient number, since it is larger than the sum of its proper divisors (2503356093).

47563765387 is a wasteful number, since it uses less digits than its factorization.

47563765387 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2503356092.

The product of its digits is 88905600, while the sum is 61.

The spelling of 47563765387 in words is "forty-seven billion, five hundred sixty-three million, seven hundred sixty-five thousand, three hundred eighty-seven".