550025401522 has 4 divisors (see below), whose sum is σ = 825038102286. Its totient is φ = 275012700760.

The previous prime is 550025401489. The next prime is 550025401531. The reversal of 550025401522 is 225104520055.

It is a happy number.

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

It can be written as a sum of positive squares in only one way, i.e., 541253018601 + 8772382921 = 735699^2 + 93661^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 137506350379 + ... + 137506350382.

Almost surely, 2^550025401522 is an apocalyptic number.

550025401522 is a deficient number, since it is larger than the sum of its proper divisors (275012700764).

550025401522 is a wasteful number, since it uses less digits than its factorization.

550025401522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 275012700763.

The product of its (nonzero) digits is 20000, while the sum is 31.

Adding to 550025401522 its reverse (225104520055), we get a palindrome (775129921577).

The spelling of 550025401522 in words is "five hundred fifty billion, twenty-five million, four hundred one thousand, five hundred twenty-two".