55510542105245 has 4 divisors (see below), whose sum is σ = 66612650526300. Its totient is φ = 44408433684192.

The previous prime is 55510542105233. The next prime is 55510542105257. The reversal of 55510542105245 is 54250124501555.

It is a happy number.

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

It is an interprime number because it is at equal distance from previous prime (55510542105233) and next prime (55510542105257).

It can be written as a sum of positive squares in 2 ways, for example, as 41919655262521 + 13590886842724 = 6474539^2 + 3686582^2 .

It is a cyclic number.

It is not a de Polignac number, because 55510542105245 - 2¹⁸ = 55510541843101 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 55510542105196 and 55510542105205.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5551054210520 + ... + 5551054210529.

It is an arithmetic number, because the mean of its divisors is an integer number (16653162631575).

Almost surely, 2^{55510542105245} is an apocalyptic number.

It is an amenable number.

55510542105245 is a deficient number, since it is larger than the sum of its proper divisors (11102108421055).

55510542105245 is a wasteful number, since it uses less digits than its factorization.

55510542105245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11102108421054.

The product of its (nonzero) digits is 1000000, while the sum is 44.

The spelling of 55510542105245 in words is "fifty-five trillion, five hundred ten billion, five hundred forty-two million, one hundred five thousand, two hundred forty-five".