55247204522 has 8 divisors (see below), whose sum is σ = 85728420900. Its totient is φ = 26671064224.

The previous prime is 55247204489. The next prime is 55247204527. The reversal of 55247204522 is 22540274255.

It can be written as a sum of positive squares in 2 ways, for example, as 54321158761 + 926045761 = 233069^2 + 30431^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-3 number, since 3×55247204522³ (a number of 33 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (55247204527) 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, 476268947 + ... + 476269062.

Almost surely, 2^55247204522 is an apocalyptic number.

55247204522 is a deficient number, since it is larger than the sum of its proper divisors (30481216378).

55247204522 is a wasteful number, since it uses less digits than its factorization.

55247204522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 952538040.

The product of its (nonzero) digits is 224000, while the sum is 38.

Adding to 55247204522 its reverse (22540274255), we get a palindrome (77787478777).

The spelling of 55247204522 in words is "fifty-five billion, two hundred forty-seven million, two hundred four thousand, five hundred twenty-two".