146992124161 has 4 divisors (see below), whose sum is σ = 147148333524. Its totient is φ = 146835914800.

The previous prime is 146992124159. The next prime is 146992124203. The reversal of 146992124161 is 161421299641.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 113956880625 + 33035243536 = 337575^2 + 181756^2 .

It is a cyclic number.

It is not a de Polignac number, because 146992124161 - 2¹ = 146992124159 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (146992124261) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 78103270 + ... + 78105151.

It is an arithmetic number, because the mean of its divisors is an integer number (36787083381).

Almost surely, 2^146992124161 is an apocalyptic number.

It is an amenable number.

146992124161 is a deficient number, since it is larger than the sum of its proper divisors (156209363).

146992124161 is an equidigital number, since it uses as much as digits as its factorization.

146992124161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 156209362.

The product of its digits is 186624, while the sum is 46.

The spelling of 146992124161 in words is "one hundred forty-six billion, nine hundred ninety-two million, one hundred twenty-four thousand, one hundred sixty-one".