55207114162201 has 3 divisors (see below), whose sum is σ = 55207121592351. Its totient is φ = 55207106732052.

The previous prime is 55207114162127. The next prime is 55207114162289. The reversal of 55207114162201 is 10226141170255.

It is a happy number.

The square root of 55207114162201 is 7430149.

It is a perfect power (a square), and thus also a powerful number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in only one way, i.e., 3139633153801 + 52067481008400 = 1771901^2 + 7215780^2 .

It is a de Polignac number, because none of the positive numbers 2^k-55207114162201 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (55207114162901) by changing a digit.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 3715075 + ... + 11145223.

It is an arithmetic number, because the mean of its divisors is an integer number (18402373864117).

Almost surely, 2^{55207114162201} is an apocalyptic number.

55207114162201 is the 7430149-th square number.

55207114162201 is the 3715075-th centered octagonal number.

It is an amenable number.

55207114162201 is a deficient number, since it is larger than the sum of its proper divisors (7430150).

55207114162201 is an frugal number, since it uses more digits than its factorization.

55207114162201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14860298 (or 7430149 counting only the distinct ones).

The product of its (nonzero) digits is 33600, while the sum is 37.

The spelling of 55207114162201 in words is "fifty-five trillion, two hundred seven billion, one hundred fourteen million, one hundred sixty-two thousand, two hundred one".