47040427171072 has 72 divisors (see below), whose sum is σ = 95912257142016. Its totient is φ = 23015620110336.

The previous prime is 47040427170949. The next prime is 47040427171093. The reversal of 47040427171072 is 27017172404074.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 66703573 + ... + 67405099.

It is an arithmetic number, because the mean of its divisors is an integer number (1332114682528).

Almost surely, 2^{47040427171072} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 47040427171072, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (47956128571008).

47040427171072 is an abundant number, since it is smaller than the sum of its proper divisors (48871829970944).

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

47040427171072 is an equidigital number, since it uses as much as digits as its factorization.

47040427171072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 707163 (or 707149 counting only the distinct ones).

The product of its (nonzero) digits is 614656, while the sum is 46.

The spelling of 47040427171072 in words is "forty-seven trillion, forty billion, four hundred twenty-seven million, one hundred seventy-one thousand, seventy-two".