99471655396 has 24 divisors (see below), whose sum is σ = 183290597280. Its totient is φ = 47104437312.

The previous prime is 99471655319. The next prime is 99471655427. The reversal of 99471655396 is 69355617499.

It is a happy number.

It is a super-2 number, since 2×99471655396² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 74736 + ... + 452248.

It is an arithmetic number, because the mean of its divisors is an integer number (7637108220).

Almost surely, 2^99471655396 is an apocalyptic number.

It is an amenable number.

99471655396 is a deficient number, since it is larger than the sum of its proper divisors (83818941884).

99471655396 is a wasteful number, since it uses less digits than its factorization.

99471655396 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 381003 (or 381001 counting only the distinct ones).

The product of its digits is 55112400, while the sum is 64.

The spelling of 99471655396 in words is "ninety-nine billion, four hundred seventy-one million, six hundred fifty-five thousand, three hundred ninety-six".