47172380433178 has 128 divisors (see below), whose sum is σ = 101155000504320. Its totient is φ = 15877941304320.

The previous prime is 47172380433109. The next prime is 47172380433179. The reversal of 47172380433178 is 87133408327174.

It is not an unprimeable number, because it can be changed into a prime (47172380433179) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2220475 + ... + 9963697.

It is an arithmetic number, because the mean of its divisors is an integer number (790273441440).

Almost surely, 2^{47172380433178} is an apocalyptic number.

47172380433178 is an abundant number, since it is smaller than the sum of its proper divisors (53982620071142).

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

47172380433178 is a wasteful number, since it uses less digits than its factorization.

47172380433178 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7743452.

The product of its (nonzero) digits is 18966528, while the sum is 58.

The spelling of 47172380433178 in words is "forty-seven trillion, one hundred seventy-two billion, three hundred eighty million, four hundred thirty-three thousand, one hundred seventy-eight".