542616763553 has 4 divisors (see below), whose sum is σ = 542621741700. Its totient is φ = 542611785408.

The previous prime is 542616763537. The next prime is 542616763561. The reversal of 542616763553 is 355367616245.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 528329820769 + 14286942784 = 726863^2 + 119528^2 .

It is a cyclic number.

It is not a de Polignac number, because 542616763553 - 2⁴ = 542616763537 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 542616763495 and 542616763504.

It is not an unprimeable number, because it can be changed into a prime (542616763573) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2321828 + ... + 2544821.

It is an arithmetic number, because the mean of its divisors is an integer number (135655435425).

Almost surely, 2^542616763553 is an apocalyptic number.

It is an amenable number.

542616763553 is a deficient number, since it is larger than the sum of its proper divisors (4978147).

542616763553 is a wasteful number, since it uses less digits than its factorization.

542616763553 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4978146.

The product of its digits is 13608000, while the sum is 53.

The spelling of 542616763553 in words is "five hundred forty-two billion, six hundred sixteen million, seven hundred sixty-three thousand, five hundred fifty-three".