99488199645 has 16 divisors (see below), whose sum is σ = 176867910720. Its totient is φ = 53060373072.

The previous prime is 99488199641. The next prime is 99488199667. The reversal of 99488199645 is 54699188499.

99488199645 is a `hidden beast` number, since 9 + 9 + 488 + 19 + 96 + 45 = 666.

It is not a de Polignac number, because 99488199645 - 2² = 99488199641 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99488199641) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 368474679 + ... + 368474948.

It is an arithmetic number, because the mean of its divisors is an integer number (11054244420).

Almost surely, 2^99488199645 is an apocalyptic number.

It is an amenable number.

99488199645 is a deficient number, since it is larger than the sum of its proper divisors (77379711075).

99488199645 is a wasteful number, since it uses less digits than its factorization.

99488199645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 736949641 (or 736949635 counting only the distinct ones).

The product of its digits is 201553920, while the sum is 72.

The spelling of 99488199645 in words is "ninety-nine billion, four hundred eighty-eight million, one hundred ninety-nine thousand, six hundred forty-five".