146546146661 has 2 divisors, whose sum is σ = 146546146662. Its totient is φ = 146546146660.

The previous prime is 146546146609. The next prime is 146546146751. The reversal of 146546146661 is 166641645641.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 140245756036 + 6300390625 = 374494^2 + 79375^2 .

It is a cyclic number.

It is not a de Polignac number, because 146546146661 - 2²² = 146541952357 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (146546146601) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 73273073330 + 73273073331.

It is an arithmetic number, because the mean of its divisors is an integer number (73273073331).

Almost surely, 2^146546146661 is an apocalyptic number.

It is an amenable number.

146546146661 is a deficient number, since it is larger than the sum of its proper divisors (1).

146546146661 is an equidigital number, since it uses as much as digits as its factorization.

146546146661 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2488320, while the sum is 50.

The spelling of 146546146661 in words is "one hundred forty-six billion, five hundred forty-six million, one hundred forty-six thousand, six hundred sixty-one".