71626649350 has 24 divisors (see below), whose sum is σ = 140237441640. Its totient is φ = 27142729920.

The previous prime is 71626649257. The next prime is 71626649359. The reversal of 71626649350 is 5394662617.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 71626649294 and 71626649303.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (71626649359) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 37697287 + ... + 37699186.

It is an arithmetic number, because the mean of its divisors is an integer number (5843226735).

Almost surely, 2^71626649350 is an apocalyptic number.

71626649350 is a deficient number, since it is larger than the sum of its proper divisors (68610792290).

71626649350 is a wasteful number, since it uses less digits than its factorization.

71626649350 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75396504 (or 75396499 counting only the distinct ones).

The product of its (nonzero) digits is 1632960, while the sum is 49.

The spelling of 71626649350 in words is "seventy-one billion, six hundred twenty-six million, six hundred forty-nine thousand, three hundred fifty".