148500852869 has 2 divisors, whose sum is σ = 148500852870. Its totient is φ = 148500852868.

The previous prime is 148500852839. The next prime is 148500852893. The reversal of 148500852869 is 968258005841.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 86472459844 + 62028393025 = 294062^2 + 249055^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-148500852869 is a prime.

It is a super-2 number, since 2×148500852869² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (148500852839) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 74250426434 + 74250426435.

It is an arithmetic number, because the mean of its divisors is an integer number (74250426435).

Almost surely, 2^148500852869 is an apocalyptic number.

It is an amenable number.

148500852869 is a deficient number, since it is larger than the sum of its proper divisors (1).

148500852869 is an equidigital number, since it uses as much as digits as its factorization.

148500852869 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5529600, while the sum is 56.

The spelling of 148500852869 in words is "one hundred forty-eight billion, five hundred million, eight hundred fifty-two thousand, eight hundred sixty-nine".