99670299352412 has 96 divisors (see below), whose sum is σ = 193893507440640. Its totient is φ = 44616347919360.

The previous prime is 99670299352397. The next prime is 99670299352417. The reversal of 99670299352412 is 21425399207699.

It is a Harshad number since it is a multiple of its sum of digits (68).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99670299352417) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1260221933 + ... + 1260301019.

It is an arithmetic number, because the mean of its divisors is an integer number (2019724035840).

Almost surely, 2^{99670299352412} is an apocalyptic number.

It is an amenable number.

99670299352412 is a deficient number, since it is larger than the sum of its proper divisors (94223208088228).

99670299352412 is a wasteful number, since it uses less digits than its factorization.

99670299352412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 89331 (or 89329 counting only the distinct ones).

The product of its (nonzero) digits is 132269760, while the sum is 68.

The spelling of 99670299352412 in words is "ninety-nine trillion, six hundred seventy billion, two hundred ninety-nine million, three hundred fifty-two thousand, four hundred twelve".