96639318638 has 12 divisors (see below), whose sum is σ = 151535568408. Its totient is φ = 46218804060.

The previous prime is 96639318491. The next prime is 96639318761. The reversal of 96639318638 is 83681393669.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 45669698 + ... + 45671813.

It is an arithmetic number, because the mean of its divisors is an integer number (12627964034).

Almost surely, 2^96639318638 is an apocalyptic number.

96639318638 is a deficient number, since it is larger than the sum of its proper divisors (54896249770).

96639318638 is a wasteful number, since it uses less digits than its factorization.

96639318638 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 91341559 (or 91341536 counting only the distinct ones).

The product of its digits is 30233088, while the sum is 62.

The spelling of 96639318638 in words is "ninety-six billion, six hundred thirty-nine million, three hundred eighteen thousand, six hundred thirty-eight".