148556066305 has 4 divisors (see below), whose sum is σ = 178267279572. Its totient is φ = 118844853040.

The previous prime is 148556066293. The next prime is 148556066317. The reversal of 148556066305 is 503660655841.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 503660655841 = 7 ⋅71951522263.

It is an interprime number because it is at equal distance from previous prime (148556066293) and next prime (148556066317).

It can be written as a sum of positive squares in 2 ways, for example, as 115557163969 + 32998902336 = 339937^2 + 181656^2 .

It is not a de Polignac number, because 148556066305 - 2⁵ = 148556066273 is a prime.

It is a super-4 number, since 4×148556066305⁴ (a number of 46 digits) contains 4444 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14855606626 + ... + 14855606635.

It is an arithmetic number, because the mean of its divisors is an integer number (44566819893).

Almost surely, 2^148556066305 is an apocalyptic number.

It is an amenable number.

148556066305 is a deficient number, since it is larger than the sum of its proper divisors (29711213267).

148556066305 is an equidigital number, since it uses as much as digits as its factorization.

148556066305 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29711213266.

The product of its (nonzero) digits is 2592000, while the sum is 49.

The spelling of 148556066305 in words is "one hundred forty-eight billion, five hundred fifty-six million, sixty-six thousand, three hundred five".