71626676984 has 8 divisors (see below), whose sum is σ = 134300019360. Its totient is φ = 35813338488.

The previous prime is 71626676971. The next prime is 71626676987. The reversal of 71626676984 is 48967662617.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (71626676987) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4476667304 + ... + 4476667319.

It is an arithmetic number, because the mean of its divisors is an integer number (16787502420).

Almost surely, 2^71626676984 is an apocalyptic number.

It is an amenable number.

71626676984 is a deficient number, since it is larger than the sum of its proper divisors (62673342376).

71626676984 is a wasteful number, since it uses less digits than its factorization.

71626676984 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8953334629 (or 8953334625 counting only the distinct ones).

The product of its digits is 36578304, while the sum is 62.

The spelling of 71626676984 in words is "seventy-one billion, six hundred twenty-six million, six hundred seventy-six thousand, nine hundred eighty-four".