99450065660 has 48 divisors (see below), whose sum is σ = 228852836352. Its totient is φ = 36001473600.

The previous prime is 99450065633. The next prime is 99450065707. The reversal of 99450065660 is 6656005499.

It is a super-2 number, since 2×99450065660² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 99450065599 and 99450065608.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 964496 + ... + 1062615.

It is an arithmetic number, because the mean of its divisors is an integer number (4767767424).

Almost surely, 2^99450065660 is an apocalyptic number.

It is an amenable number.

99450065660 is an abundant number, since it is smaller than the sum of its proper divisors (129402770692).

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

99450065660 is a wasteful number, since it uses less digits than its factorization.

99450065660 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2027354 (or 2027352 counting only the distinct ones).

The product of its (nonzero) digits is 1749600, while the sum is 50.

The spelling of 99450065660 in words is "ninety-nine billion, four hundred fifty million, sixty-five thousand, six hundred sixty".