47066564550 has 24 divisors (see below), whose sum is σ = 116725080456. Its totient is φ = 12551083840.

The previous prime is 47066564537. The next prime is 47066564563. The reversal of 47066564550 is 5546566074.

It is an interprime number because it is at equal distance from previous prime (47066564537) and next prime (47066564563).

It is a super-2 number, since 2×47066564550² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 47066564550.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 156888399 + ... + 156888698.

It is an arithmetic number, because the mean of its divisors is an integer number (4863545019).

Almost surely, 2^47066564550 is an apocalyptic number.

47066564550 is an abundant number, since it is smaller than the sum of its proper divisors (69658515906).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

47066564550 is a wasteful number, since it uses less digits than its factorization.

47066564550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 313777112 (or 313777107 counting only the distinct ones).

The product of its (nonzero) digits is 3024000, while the sum is 48.

The spelling of 47066564550 in words is "forty-seven billion, sixty-six million, five hundred sixty-four thousand, five hundred fifty".