71872935522 has 16 divisors (see below), whose sum is σ = 143776833312. Its totient is φ = 23952484800.

The previous prime is 71872935499. The next prime is 71872935551. The reversal of 71872935522 is 22553927817.

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, 1259863 + ... + 1315674.

It is an arithmetic number, because the mean of its divisors is an integer number (8986052082).

Almost surely, 2^71872935522 is an apocalyptic number.

71872935522 is an abundant number, since it is smaller than the sum of its proper divisors (71903897790).

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

71872935522 is a wasteful number, since it uses less digits than its factorization.

71872935522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2580193.

The product of its digits is 2116800, while the sum is 51.

The spelling of 71872935522 in words is "seventy-one billion, eight hundred seventy-two million, nine hundred thirty-five thousand, five hundred twenty-two".