146521804194911 has 2 divisors, whose sum is σ = 146521804194912. Its totient is φ = 146521804194910.

The previous prime is 146521804194901. The next prime is 146521804195021. The reversal of 146521804194911 is 119491408125641.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 146521804194911 - 2¹⁰ = 146521804193887 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (146521804194901) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 73260902097455 + 73260902097456.

It is an arithmetic number, because the mean of its divisors is an integer number (73260902097456).

Almost surely, 2^{146521804194911} is an apocalyptic number.

146521804194911 is a deficient number, since it is larger than the sum of its proper divisors (1).

146521804194911 is an equidigital number, since it uses as much as digits as its factorization.

146521804194911 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2488320, while the sum is 56.

The spelling of 146521804194911 in words is "one hundred forty-six trillion, five hundred twenty-one billion, eight hundred four million, one hundred ninety-four thousand, nine hundred eleven".