5104870384661 has 4 divisors (see below), whose sum is σ = 5123707545024. Its totient is φ = 5086033224300.

The previous prime is 5104870384657. The next prime is 5104870384687. The reversal of 5104870384661 is 1664830784015.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 5104870384661 - 2² = 5104870384657 is a prime.

It is a super-2 number, since 2×5104870384661² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5104870374661) 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 3 ways as a sum of consecutive naturals, for example, 9418579775 + ... + 9418580316.

It is an arithmetic number, because the mean of its divisors is an integer number (1280926886256).

Almost surely, 2^{5104870384661} is an apocalyptic number.

It is an amenable number.

5104870384661 is a deficient number, since it is larger than the sum of its proper divisors (18837160363).

5104870384661 is a wasteful number, since it uses less digits than its factorization.

5104870384661 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18837160362.

The product of its (nonzero) digits is 3870720, while the sum is 53.

The spelling of 5104870384661 in words is "five trillion, one hundred four billion, eight hundred seventy million, three hundred eighty-four thousand, six hundred sixty-one".