5655513553 has 4 divisors (see below), whose sum is σ = 5787037168. Its totient is φ = 5523989940.

The previous prime is 5655513527. The next prime is 5655513599. The reversal of 5655513553 is 3553155565.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 3553155565 = 5 ⋅710631113.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5655513553 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (43), and also a Moran number because the ratio is a prime number: 131523571 = 5655513553 / (5 + 6 + 5 + 5 + 5 + 1 + 3 + 5 + 5 + 3).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5655513653) 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 3 ways as a sum of consecutive naturals, for example, 65761743 + ... + 65761828.

It is an arithmetic number, because the mean of its divisors is an integer number (1446759292).

Almost surely, 2^5655513553 is an apocalyptic number.

It is an amenable number.

5655513553 is a deficient number, since it is larger than the sum of its proper divisors (131523615).

5655513553 is a wasteful number, since it uses less digits than its factorization.

5655513553 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 131523614.

The product of its digits is 843750, while the sum is 43.

The square root of 5655513553 is about 75203.1485577565. The cubic root of 5655513553 is about 1781.6566608476.

The spelling of 5655513553 in words is "five billion, six hundred fifty-five million, five hundred thirteen thousand, five hundred fifty-three".