5142363561 has 6 divisors (see below), whose sum is σ = 7427858490. Its totient is φ = 3428242368.

The previous prime is 5142363557. The next prime is 5142363581. The reversal of 5142363561 is 1653632415.

5142363561 is a `hidden beast` number, since 5 + 14 + 2 + 3 + 635 + 6 + 1 = 666.

It can be written as a sum of positive squares in only one way, i.e., 3899378025 + 1242985536 = 62445^2 + 35256^2 .

It is not a de Polignac number, because 5142363561 - 2² = 5142363557 is a prime.

It is not an unprimeable number, because it can be changed into a prime (5142363581) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 285686856 + ... + 285686873.

It is an arithmetic number, because the mean of its divisors is an integer number (1237976415).

Almost surely, 2^5142363561 is an apocalyptic number.

It is an amenable number.

5142363561 is a deficient number, since it is larger than the sum of its proper divisors (2285494929).

5142363561 is a wasteful number, since it uses less digits than its factorization.

5142363561 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 571373735 (or 571373732 counting only the distinct ones).

The product of its digits is 64800, while the sum is 36.

The square root of 5142363561 is about 71710.2751424090. The cubic root of 5142363561 is about 1726.0535255635.

Adding to 5142363561 its reverse (1653632415), we get a palindrome (6795995976).

The spelling of 5142363561 in words is "five billion, one hundred forty-two million, three hundred sixty-three thousand, five hundred sixty-one".