148216908529 has 2 divisors, whose sum is σ = 148216908530. Its totient is φ = 148216908528.

The previous prime is 148216908523. The next prime is 148216908533. The reversal of 148216908529 is 925809612841.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 76315167504 + 71901741025 = 276252^2 + 268145^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-148216908529 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 148216908529.

It is not a weakly prime, because it can be changed into another prime (148216908523) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 74108454264 + 74108454265.

It is an arithmetic number, because the mean of its divisors is an integer number (74108454265).

Almost surely, 2^148216908529 is an apocalyptic number.

It is an amenable number.

148216908529 is a deficient number, since it is larger than the sum of its proper divisors (1).

148216908529 is an equidigital number, since it uses as much as digits as its factorization.

148216908529 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2488320, while the sum is 55.

The spelling of 148216908529 in words is "one hundred forty-eight billion, two hundred sixteen million, nine hundred eight thousand, five hundred twenty-nine".