55212422513434 has 8 divisors (see below), whose sum is σ = 82912639032468. Its totient is φ = 27574876169280.

The previous prime is 55212422513431. The next prime is 55212422513447. The reversal of 55212422513434 is 43431522421255.

It can be written as a sum of positive squares in 2 ways, for example, as 45849758850025 + 9362663663409 = 6771245^2 + 3059847^2 .

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

It is not an unprimeable number, because it can be changed into a prime (55212422513431) 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, 15667541517 + ... + 15667545040.

Almost surely, 2^{55212422513434} is an apocalyptic number.

55212422513434 is a deficient number, since it is larger than the sum of its proper divisors (27700216519034).

55212422513434 is a wasteful number, since it uses less digits than its factorization.

55212422513434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31335087440.

The product of its digits is 1152000, while the sum is 43.

Adding to 55212422513434 its reverse (43431522421255), we get a palindrome (98643944934689).

The spelling of 55212422513434 in words is "fifty-five trillion, two hundred twelve billion, four hundred twenty-two million, five hundred thirteen thousand, four hundred thirty-four".