47629787844 has 12 divisors (see below), whose sum is σ = 111136171664. Its totient is φ = 15876595944.

The previous prime is 47629787749. The next prime is 47629787857. The reversal of 47629787844 is 44878792674.

47629787844 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (12).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1984574482 + ... + 1984574505.

Almost surely, 2^47629787844 is an apocalyptic number.

It is an amenable number.

47629787844 is an abundant number, since it is smaller than the sum of its proper divisors (63506383820).

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

47629787844 is a wasteful number, since it uses less digits than its factorization.

47629787844 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3969148994 (or 3969148992 counting only the distinct ones).

The product of its digits is 151732224, while the sum is 66.

The spelling of 47629787844 in words is "forty-seven billion, six hundred twenty-nine million, seven hundred eighty-seven thousand, eight hundred forty-four".