2148662553 has 16 divisors (see below), whose sum is σ = 2990570496. Its totient is φ = 1369645200.

The previous prime is 2148662539. The next prime is 2148662573. The reversal of 2148662553 is 3552668412.

It is not a de Polignac number, because 2148662553 - 2¹⁴ = 2148646169 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2148662513) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 275676 + ... + 283362.

It is an arithmetic number, because the mean of its divisors is an integer number (186910656).

Almost surely, 2^2148662553 is an apocalyptic number.

2148662553 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

It is an amenable number.

2148662553 is a deficient number, since it is larger than the sum of its proper divisors (841907943).

2148662553 is a wasteful number, since it uses less digits than its factorization.

2148662553 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11764.

The product of its digits is 345600, while the sum is 42.

The square root of 2148662553 is about 46353.6681720012. The cubic root of 2148662553 is about 1290.3951983084.

The spelling of 2148662553 in words is "two billion, one hundred forty-eight million, six hundred sixty-two thousand, five hundred fifty-three".