146261420523089 has 2 divisors, whose sum is σ = 146261420523090. Its totient is φ = 146261420523088.

The previous prime is 146261420523067. The next prime is 146261420523107. The reversal of 146261420523089 is 980325024162641.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 144427516840000 + 1833903683089 = 12017800^2 + 1354217^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-146261420523089 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 146261420523089.

It is not a weakly prime, because it can be changed into another prime (146261420223089) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 73130710261544 + 73130710261545.

It is an arithmetic number, because the mean of its divisors is an integer number (73130710261545).

Almost surely, 2^{146261420523089} is an apocalyptic number.

It is an amenable number.

146261420523089 is a deficient number, since it is larger than the sum of its proper divisors (1).

146261420523089 is an equidigital number, since it uses as much as digits as its factorization.

146261420523089 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4976640, while the sum is 53.

The spelling of 146261420523089 in words is "one hundred forty-six trillion, two hundred sixty-one billion, four hundred twenty million, five hundred twenty-three thousand, eighty-nine".