99571352146 has 32 divisors (see below), whose sum is σ = 171195678720. Its totient is φ = 42548087376.

The previous prime is 99571352099. The next prime is 99571352149. The reversal of 99571352146 is 64125317599.

It is a junction number, because it is equal to n+sod(n) for n = 99571352093 and 99571352102.

It is not an unprimeable number, because it can be changed into a prime (99571352149) 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, 11199715 + ... + 11208601.

It is an arithmetic number, because the mean of its divisors is an integer number (5349864960).

Almost surely, 2^99571352146 is an apocalyptic number.

99571352146 is a deficient number, since it is larger than the sum of its proper divisors (71624326574).

99571352146 is a wasteful number, since it uses less digits than its factorization.

99571352146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11158.

The product of its digits is 2041200, while the sum is 52.

The spelling of 99571352146 in words is "ninety-nine billion, five hundred seventy-one million, three hundred fifty-two thousand, one hundred forty-six".