5206021345007 has 4 divisors (see below), whose sum is σ = 5949738680016. Its totient is φ = 4462304010000.

The previous prime is 5206021344983. The next prime is 5206021345009. The reversal of 5206021345007 is 7005431206025.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5206021345007 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5206021345009) 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, 371858667494 + ... + 371858667507.

It is an arithmetic number, because the mean of its divisors is an integer number (1487434670004).

Almost surely, 2^{5206021345007} is an apocalyptic number.

5206021345007 is a deficient number, since it is larger than the sum of its proper divisors (743717335009).

5206021345007 is an equidigital number, since it uses as much as digits as its factorization.

5206021345007 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 743717335008.

The product of its (nonzero) digits is 50400, while the sum is 35.

The spelling of 5206021345007 in words is "five trillion, two hundred six billion, twenty-one million, three hundred forty-five thousand, seven".