5206541331445 has 4 divisors (see below), whose sum is σ = 6247849597740. Its totient is φ = 4165233065152.

The previous prime is 5206541331427. The next prime is 5206541331491. The reversal of 5206541331445 is 5441331456025.

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 2939246222929 + 2267295108516 = 1714423^2 + 1505754^2 .

It is a cyclic number.

It is not a de Polignac number, because 5206541331445 - 2⁹ = 5206541330933 is a prime.

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, 520654133140 + ... + 520654133149.

It is an arithmetic number, because the mean of its divisors is an integer number (1561962399435).

Almost surely, 2^{5206541331445} is an apocalyptic number.

It is an amenable number.

5206541331445 is a deficient number, since it is larger than the sum of its proper divisors (1041308266295).

5206541331445 is a wasteful number, since it uses less digits than its factorization.

5206541331445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1041308266294.

The product of its (nonzero) digits is 864000, while the sum is 43.

The spelling of 5206541331445 in words is "five trillion, two hundred six billion, five hundred forty-one million, three hundred thirty-one thousand, four hundred forty-five".