146261420223553 has 2 divisors, whose sum is σ = 146261420223554. Its totient is φ = 146261420223552.

The previous prime is 146261420223517. The next prime is 146261420223587. The reversal of 146261420223553 is 355322024162641.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 132995857658689 + 13265562564864 = 11532383^2 + 3642192^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-146261420223553 is a prime.

It is not a weakly prime, because it can be changed into another prime (146261420227553) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 73130710111776 + 73130710111777.

It is an arithmetic number, because the mean of its divisors is an integer number (73130710111777).

Almost surely, 2^{146261420223553} is an apocalyptic number.

It is an amenable number.

146261420223553 is a deficient number, since it is larger than the sum of its proper divisors (1).

146261420223553 is an equidigital number, since it uses as much as digits as its factorization.

146261420223553 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2073600, while the sum is 46.

The spelling of 146261420223553 in words is "one hundred forty-six trillion, two hundred sixty-one billion, four hundred twenty million, two hundred twenty-three thousand, five hundred fifty-three".