5142645553 has 4 divisors (see below), whose sum is σ = 5157214308. Its totient is φ = 5128076800.

The previous prime is 5142645533. The next prime is 5142645589. The reversal of 5142645553 is 3555462415.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3555462415 = 5 ⋅711092483.

It can be written as a sum of positive squares in 2 ways, for example, as 790340769 + 4352304784 = 28113^2 + 65972^2 .

It is a cyclic number.

It is not a de Polignac number, because 5142645553 - 2⁹ = 5142645041 is a prime.

It is a Smith number, since the sum of its digits (40) 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 not an unprimeable number, because it can be changed into a prime (5142645533) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7283848 + ... + 7284553.

It is an arithmetic number, because the mean of its divisors is an integer number (1289303577).

Almost surely, 2^5142645553 is an apocalyptic number.

It is an amenable number.

5142645553 is a deficient number, since it is larger than the sum of its proper divisors (14568755).

5142645553 is a wasteful number, since it uses less digits than its factorization.

5142645553 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14568754.

The product of its digits is 360000, while the sum is 40.

The square root of 5142645553 is about 71712.2413050938. The cubic root of 5142645553 is about 1726.0850755426.

The spelling of 5142645553 in words is "five billion, one hundred forty-two million, six hundred forty-five thousand, five hundred fifty-three".