5120391140887 has 16 divisors (see below), whose sum is σ = 5894251315200. Its totient is φ = 4399124005440.

The previous prime is 5120391140869. The next prime is 5120391140911. The reversal of 5120391140887 is 7880411930215.

It is a cyclic number.

It is not a de Polignac number, because 5120391140887 - 2¹⁹ = 5120390616599 is a prime.

It is a super-3 number, since 3×5120391140887³ (a number of 39 digits) contains 333 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 5120391140887.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5120391140867) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 29864983 + ... + 30035944.

It is an arithmetic number, because the mean of its divisors is an integer number (368390707200).

Almost surely, 2^{5120391140887} is an apocalyptic number.

5120391140887 is a deficient number, since it is larger than the sum of its proper divisors (773860174313).

5120391140887 is a wasteful number, since it uses less digits than its factorization.

5120391140887 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59901366.

The product of its (nonzero) digits is 483840, while the sum is 49.

The spelling of 5120391140887 in words is "five trillion, one hundred twenty billion, three hundred ninety-one million, one hundred forty thousand, eight hundred eighty-seven".