99180275041 has 9 divisors (see below), whose sum is σ = 102492932913. Its totient is φ = 95971463460.

The previous prime is 99180275039. The next prime is 99180275143. The reversal of 99180275041 is 14057208199.

The square root of 99180275041 is 314929.

It is a perfect power (a square), and thus also a powerful number.

It is not a de Polignac number, because 99180275041 - 2¹ = 99180275039 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 99180274982 and 99180275000.

It is not an unprimeable number, because it can be changed into a prime (99181275041) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 9757720 + ... + 9767878.

It is an arithmetic number, because the mean of its divisors is an integer number (11388103657).

Almost surely, 2^99180275041 is an apocalyptic number.

99180275041 is the 314929-th square number.

99180275041 is the 157465-th centered octagonal number.

It is an amenable number.

99180275041 is a deficient number, since it is larger than the sum of its proper divisors (3312657872).

99180275041 is an frugal number, since it uses more digits than its factorization.

99180275041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20380 (or 10190 counting only the distinct ones).

The product of its (nonzero) digits is 181440, while the sum is 46.

The spelling of 99180275041 in words is "ninety-nine billion, one hundred eighty million, two hundred seventy-five thousand, forty-one".