47372728775 has 12 divisors (see below), whose sum is σ = 58864833600. Its totient is φ = 37819054080.

The previous prime is 47372728727. The next prime is 47372728787. The reversal of 47372728775 is 57782727374.

It is a happy number.

It is a de Polignac number, because none of the positive numbers 2^k-47372728775 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1966010 + ... + 1989959.

It is an arithmetic number, because the mean of its divisors is an integer number (4905402800).

Almost surely, 2^47372728775 is an apocalyptic number.

47372728775 is a deficient number, since it is larger than the sum of its proper divisors (11492104825).

47372728775 is a wasteful number, since it uses less digits than its factorization.

47372728775 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3956458 (or 3956453 counting only the distinct ones).

The product of its digits is 32269440, while the sum is 59.

The spelling of 47372728775 in words is "forty-seven billion, three hundred seventy-two million, seven hundred twenty-eight thousand, seven hundred seventy-five".