71484048172 has 12 divisors (see below), whose sum is σ = 125281870560. Its totient is φ = 35689228016.

The previous prime is 71484048169. The next prime is 71484048193. The reversal of 71484048172 is 27184048417.

It is a happy number.

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, 13195972 + ... + 13201387.

It is an arithmetic number, because the mean of its divisors is an integer number (10440155880).

Almost surely, 2^71484048172 is an apocalyptic number.

It is an amenable number.

71484048172 is a deficient number, since it is larger than the sum of its proper divisors (53797822388).

71484048172 is a wasteful number, since it uses less digits than its factorization.

71484048172 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26398040 (or 26398038 counting only the distinct ones).

The product of its (nonzero) digits is 401408, while the sum is 46.

The spelling of 71484048172 in words is "seventy-one billion, four hundred eighty-four million, forty-eight thousand, one hundred seventy-two".