5050555551445 has 4 divisors (see below), whose sum is σ = 6060666661740. Its totient is φ = 4040444441152.

The previous prime is 5050555551421. The next prime is 5050555551479. The reversal of 5050555551445 is 5441555550505.

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 2329451272516 + 2721104278929 = 1526254^2 + 1649577^2 .

It is a cyclic number.

It is not a de Polignac number, because 5050555551445 - 2²¹ = 5050553454293 is a prime.

It is a super-2 number, since 2×5050555551445² (a number of 26 digits) contains 22 as substring.

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, 505055555140 + ... + 505055555149.

It is an arithmetic number, because the mean of its divisors is an integer number (1515166665435).

Almost surely, 2^{5050555551445} is an apocalyptic number.

It is an amenable number.

5050555551445 is a deficient number, since it is larger than the sum of its proper divisors (1010111110295).

5050555551445 is a wasteful number, since it uses less digits than its factorization.

5050555551445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1010111110294.

The product of its (nonzero) digits is 6250000, while the sum is 49.

The spelling of 5050555551445 in words is "five trillion, fifty billion, five hundred fifty-five million, five hundred fifty-one thousand, four hundred forty-five".