146538032593 has 4 divisors (see below), whose sum is σ = 146539365220. Its totient is φ = 146536699968.

The previous prime is 146538032587. The next prime is 146538032647. The reversal of 146538032593 is 395230835641.

146538032593 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 395230835641 = 51869 ⋅7619789.

It can be written as a sum of positive squares in 2 ways, for example, as 75050246209 + 71487786384 = 273953^2 + 267372^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-146538032593 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (146538032293) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 484908 + ... + 726781.

It is an arithmetic number, because the mean of its divisors is an integer number (36634841305).

Almost surely, 2^146538032593 is an apocalyptic number.

It is an amenable number.

146538032593 is a deficient number, since it is larger than the sum of its proper divisors (1332627).

146538032593 is a wasteful number, since it uses less digits than its factorization.

146538032593 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1332626.

The product of its (nonzero) digits is 2332800, while the sum is 49.

The spelling of 146538032593 in words is "one hundred forty-six billion, five hundred thirty-eight million, thirty-two thousand, five hundred ninety-three".