5320981560287 has 4 divisors (see below), whose sum is σ = 5633980475616. Its totient is φ = 5007982644960.

The previous prime is 5320981560283. The next prime is 5320981560289. The reversal of 5320981560287 is 7820651890235.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 5320981560287 - 2² = 5320981560283 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 (5320981560283) 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, 156499457639 + ... + 156499457672.

It is an arithmetic number, because the mean of its divisors is an integer number (1408495118904).

Almost surely, 2^{5320981560287} is an apocalyptic number.

5320981560287 is a deficient number, since it is larger than the sum of its proper divisors (312998915329).

5320981560287 is a wasteful number, since it uses less digits than its factorization.

5320981560287 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 312998915328.

The product of its (nonzero) digits is 7257600, while the sum is 56.

The spelling of 5320981560287 in words is "five trillion, three hundred twenty billion, nine hundred eighty-one million, five hundred sixty thousand, two hundred eighty-seven".