99710355552640 has 192 divisors, whose sum is σ = 277462935034560. Its totient is φ = 34164794646528.

The previous prime is 99710355552623. The next prime is 99710355552683. The reversal of 99710355552640 is 4625555301799.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 48638604 + ... + 50647156.

It is an arithmetic number, because the mean of its divisors is an integer number (1445119453305).

Almost surely, 2^{99710355552640} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 99710355552640, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (138731467517280).

99710355552640 is an abundant number, since it is smaller than the sum of its proper divisors (177752579481920).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

99710355552640 is a wasteful number, since it uses less digits than its factorization.

99710355552640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2010169 (or 2010150 counting only the distinct ones).

The product of its (nonzero) digits is 51030000, while the sum is 61.

The spelling of 99710355552640 in words is "ninety-nine trillion, seven hundred ten billion, three hundred fifty-five million, five hundred fifty-two thousand, six hundred forty".