9680123638 has 4 divisors (see below), whose sum is σ = 14520185460. Its totient is φ = 4840061818.

The previous prime is 9680123549. The next prime is 9680123641. The reversal of 9680123638 is 8363210869.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2420030908 + ... + 2420030911.

It is an arithmetic number, because the mean of its divisors is an integer number (3630046365).

Almost surely, 2^9680123638 is an apocalyptic number.

9680123638 is a deficient number, since it is larger than the sum of its proper divisors (4840061822).

9680123638 is a wasteful number, since it uses less digits than its factorization.

9680123638 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4840061821.

The product of its (nonzero) digits is 373248, while the sum is 46.

The square root of 9680123638 is about 98387.6193329222. The cubic root of 9680123638 is about 2131.2135471123.

The spelling of 9680123638 in words is "nine billion, six hundred eighty million, one hundred twenty-three thousand, six hundred thirty-eight".