42271617472 has 56 divisors (see below), whose sum is σ = 95891152896. Its totient is φ = 18111652608.

The previous prime is 42271617457. The next prime is 42271617497. The reversal of 42271617472 is 27471617224.

42271617472 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 (56).

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, 2096913 + ... + 2116975.

It is an arithmetic number, because the mean of its divisors is an integer number (1712342016).

Almost surely, 2^42271617472 is an apocalyptic number.

It is an amenable number.

42271617472 is an abundant number, since it is smaller than the sum of its proper divisors (53619535424).

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

42271617472 is a wasteful number, since it uses less digits than its factorization.

42271617472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24785 (or 24775 counting only the distinct ones).

The product of its digits is 263424, while the sum is 43.

The spelling of 42271617472 in words is "forty-two billion, two hundred seventy-one million, six hundred seventeen thousand, four hundred seventy-two".