148466803553 has 4 divisors (see below), whose sum is σ = 148602638868. Its totient is φ = 148330968240.

The previous prime is 148466803519. The next prime is 148466803561. The reversal of 148466803553 is 355308664841.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 355308664841 = 13 ⋅27331435757.

It can be written as a sum of positive squares in 2 ways, for example, as 72807149584 + 75659653969 = 269828^2 + 275063^2 .

It is a cyclic number.

It is not a de Polignac number, because 148466803553 - 2¹⁰ = 148466802529 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 148466803495 and 148466803504.

It is not an unprimeable number, because it can be changed into a prime (148466802553) 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, 67916018 + ... + 67918203.

It is an arithmetic number, because the mean of its divisors is an integer number (37150659717).

Almost surely, 2^148466803553 is an apocalyptic number.

It is an amenable number.

148466803553 is a deficient number, since it is larger than the sum of its proper divisors (135835315).

148466803553 is a wasteful number, since it uses less digits than its factorization.

148466803553 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 135835314.

The product of its (nonzero) digits is 8294400, while the sum is 53.

The spelling of 148466803553 in words is "one hundred forty-eight billion, four hundred sixty-six million, eight hundred three thousand, five hundred fifty-three".