550252425501 has 20 divisors (see below), whose sum is σ = 850326229500. Its totient is φ = 354185467776.

The previous prime is 550252425479. The next prime is 550252425509. The reversal of 550252425501 is 105524252055.

550252425501 is a `hidden beast` number, since 5 + 50 + 2 + 52 + 4 + 2 + 550 + 1 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 221889044601 + 328363380900 = 471051^2 + 573030^2 .

It is not a de Polignac number, because 550252425501 - 2³⁸ = 275374518557 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (550252425509) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 117122476 + ... + 117127173.

It is an arithmetic number, because the mean of its divisors is an integer number (42516311475).

Almost surely, 2^550252425501 is an apocalyptic number.

It is an amenable number.

550252425501 is a deficient number, since it is larger than the sum of its proper divisors (300073803999).

550252425501 is a wasteful number, since it uses less digits than its factorization.

550252425501 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 234249690 (or 234249681 counting only the distinct ones).

The product of its (nonzero) digits is 100000, while the sum is 36.

Adding to 550252425501 its reverse (105524252055), we get a palindrome (655776677556).

The spelling of 550252425501 in words is "five hundred fifty billion, two hundred fifty-two million, four hundred twenty-five thousand, five hundred one".