99109374387652 has 48 divisors (see below), whose sum is σ = 184775191453440. Its totient is φ = 46379505487392.

The previous prime is 99109374387643. The next prime is 99109374387731. The reversal of 99109374387652 is 25678347390199.

It is a Smith number, since the sum of its digits (73) coincides with the sum of the digits of its prime factors.

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, 222241483 + ... + 222686989.

It is an arithmetic number, because the mean of its divisors is an integer number (3849483155280).

It is a 1-persistent number, because it is pandigital, but 2⋅99109374387652 = 198218748775304 is not.

Almost surely, 2^{99109374387652} is an apocalyptic number.

It is an amenable number.

99109374387652 is a deficient number, since it is larger than the sum of its proper divisors (85665817065788).

99109374387652 is a wasteful number, since it uses less digits than its factorization.

99109374387652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 480880 (or 480878 counting only the distinct ones).

The product of its (nonzero) digits is 617258880, while the sum is 73.

The spelling of 99109374387652 in words is "ninety-nine trillion, one hundred nine billion, three hundred seventy-four million, three hundred eighty-seven thousand, six hundred fifty-two".