148746225289 has 2 divisors, whose sum is σ = 148746225290. Its totient is φ = 148746225288.

The previous prime is 148746225217. The next prime is 148746225431. The reversal of 148746225289 is 982522647841.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 118776729600 + 29969495689 = 344640^2 + 173117^2 .

It is a cyclic number.

It is not a de Polignac number, because 148746225289 - 2¹⁵ = 148746192521 is a prime.

It is not a weakly prime, because it can be changed into another prime (148746228289) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 74373112644 + 74373112645.

It is an arithmetic number, because the mean of its divisors is an integer number (74373112645).

Almost surely, 2^148746225289 is an apocalyptic number.

It is an amenable number.

148746225289 is a deficient number, since it is larger than the sum of its proper divisors (1).

148746225289 is an equidigital number, since it uses as much as digits as its factorization.

148746225289 is an evil number, because the sum of its binary digits is even.

The product of its digits is 15482880, while the sum is 58.

The spelling of 148746225289 in words is "one hundred forty-eight billion, seven hundred forty-six million, two hundred twenty-five thousand, two hundred eighty-nine".