71642461232 has 40 divisors (see below), whose sum is σ = 143275428000. Its totient is φ = 34677891072.

The previous prime is 71642461181. The next prime is 71642461277. The reversal of 71642461232 is 23216424617.

It is a happy 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, 186257 + ... + 421872.

It is an arithmetic number, because the mean of its divisors is an integer number (3581885700).

Almost surely, 2^71642461232 is an apocalyptic number.

It is an amenable number.

71642461232 is a deficient number, since it is larger than the sum of its proper divisors (71632966768).

71642461232 is a wasteful number, since it uses less digits than its factorization.

71642461232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 608373 (or 608367 counting only the distinct ones).

The product of its digits is 96768, while the sum is 38.

Adding to 71642461232 its reverse (23216424617), we get a palindrome (94858885849).

The spelling of 71642461232 in words is "seventy-one billion, six hundred forty-two million, four hundred sixty-one thousand, two hundred thirty-two".