98640567736 has 8 divisors (see below), whose sum is σ = 184951064520. Its totient is φ = 49320283864.

The previous prime is 98640567731. The next prime is 98640567737. The reversal of 98640567736 is 63776504689.

98640567736 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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 (98640567731) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6165035476 + ... + 6165035491.

It is an arithmetic number, because the mean of its divisors is an integer number (23118883065).

Almost surely, 2^98640567736 is an apocalyptic number.

It is an amenable number.

98640567736 is a deficient number, since it is larger than the sum of its proper divisors (86310496784).

98640567736 is a wasteful number, since it uses less digits than its factorization.

98640567736 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12330070973 (or 12330070969 counting only the distinct ones).

The product of its (nonzero) digits is 45722880, while the sum is 61.

The spelling of 98640567736 in words is "ninety-eight billion, six hundred forty million, five hundred sixty-seven thousand, seven hundred thirty-six".