146210606491 has 2 divisors, whose sum is σ = 146210606492. Its totient is φ = 146210606490.

The previous prime is 146210606489. The next prime is 146210606557. The reversal of 146210606491 is 194606012641.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 146210606491 - 2¹ = 146210606489 is a prime.

Together with 146210606489, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (146210606431) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 73105303245 + 73105303246.

It is an arithmetic number, because the mean of its divisors is an integer number (73105303246).

Almost surely, 2^146210606491 is an apocalyptic number.

146210606491 is a deficient number, since it is larger than the sum of its proper divisors (1).

146210606491 is an equidigital number, since it uses as much as digits as its factorization.

146210606491 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 62208, while the sum is 40.

The spelling of 146210606491 in words is "one hundred forty-six billion, two hundred ten million, six hundred six thousand, four hundred ninety-one".