148813335553 has 4 divisors (see below), whose sum is σ = 149105700180. Its totient is φ = 148520970928.

The previous prime is 148813335551. The next prime is 148813335581. The reversal of 148813335553 is 355533318841.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 355533318841 = 19 ⋅18712279939.

It can be written as a sum of positive squares in 2 ways, for example, as 51663926209 + 97149409344 = 227297^2 + 311688^2 .

It is a cyclic number.

It is not a de Polignac number, because 148813335553 - 2¹ = 148813335551 is a prime.

It is a Smith number, since the sum of its digits (49) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 148813335497 and 148813335506.

It is not an unprimeable number, because it can be changed into a prime (148813335551) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 146181550 + ... + 146182567.

It is an arithmetic number, because the mean of its divisors is an integer number (37276425045).

Almost surely, 2^148813335553 is an apocalyptic number.

It is an amenable number.

148813335553 is a deficient number, since it is larger than the sum of its proper divisors (292364627).

148813335553 is an equidigital number, since it uses as much as digits as its factorization.

148813335553 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 292364626.

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

The spelling of 148813335553 in words is "one hundred forty-eight billion, eight hundred thirteen million, three hundred thirty-five thousand, five hundred fifty-three".