55050161245 has 4 divisors (see below), whose sum is σ = 66060193500. Its totient is φ = 44040128992.

The previous prime is 55050161239. The next prime is 55050161249. The reversal of 55050161245 is 54216105055.

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 42208058916 + 12842102329 = 205446^2 + 113323^2 .

It is a cyclic number.

It is not a de Polignac number, because 55050161245 - 2⁵ = 55050161213 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 55050161245.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55050161249) 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, 5505016120 + ... + 5505016129.

It is an arithmetic number, because the mean of its divisors is an integer number (16515048375).

Almost surely, 2^55050161245 is an apocalyptic number.

It is an amenable number.

55050161245 is a deficient number, since it is larger than the sum of its proper divisors (11010032255).

55050161245 is a wasteful number, since it uses less digits than its factorization.

55050161245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11010032254.

The product of its (nonzero) digits is 30000, while the sum is 34.

The spelling of 55050161245 in words is "fifty-five billion, fifty million, one hundred sixty-one thousand, two hundred forty-five".