55162822529 has 4 divisors (see below), whose sum is σ = 55186881876. Its totient is φ = 55138763184.

The previous prime is 55162822489. The next prime is 55162822597. The reversal of 55162822529 is 92522826155.

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 4965316225 + 50197506304 = 70465^2 + 224048^2 .

It is a cyclic number.

It is not a de Polignac number, because 55162822529 - 2¹² = 55162818433 is a prime.

It is a super-3 number, since 3×55162822529³ (a number of 33 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (55162821529) 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, 12026234 + ... + 12030819.

It is an arithmetic number, because the mean of its divisors is an integer number (13796720469).

Almost surely, 2^55162822529 is an apocalyptic number.

It is an amenable number.

55162822529 is a deficient number, since it is larger than the sum of its proper divisors (24059347).

55162822529 is a wasteful number, since it uses less digits than its factorization.

55162822529 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24059346.

The product of its digits is 864000, while the sum is 47.

The spelling of 55162822529 in words is "fifty-five billion, one hundred sixty-two million, eight hundred twenty-two thousand, five hundred twenty-nine".