146611542646511 has 4 divisors (see below), whose sum is σ = 147251767723800. Its totient is φ = 145971317569224.

The previous prime is 146611542646483. The next prime is 146611542646573. The reversal of 146611542646511 is 115646245116641.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-146611542646511 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (146611542645511) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 320112538301 + ... + 320112538758.

It is an arithmetic number, because the mean of its divisors is an integer number (36812941930950).

Almost surely, 2^{146611542646511} is an apocalyptic number.

146611542646511 is a deficient number, since it is larger than the sum of its proper divisors (640225077289).

146611542646511 is an equidigital number, since it uses as much as digits as its factorization.

146611542646511 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 640225077288.

The product of its digits is 4147200, while the sum is 53.

The spelling of 146611542646511 in words is "one hundred forty-six trillion, six hundred eleven billion, five hundred forty-two million, six hundred forty-six thousand, five hundred eleven".