5102178729897 has 4 divisors (see below), whose sum is σ = 6802904973200. Its totient is φ = 3401452486596.

The previous prime is 5102178729863. The next prime is 5102178729961. The reversal of 5102178729897 is 7989278712015.

5102178729897 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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 not a de Polignac number, because 5102178729897 - 2¹² = 5102178725801 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5102178721897) 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, 850363121647 + ... + 850363121652.

It is an arithmetic number, because the mean of its divisors is an integer number (1700726243300).

Almost surely, 2^{5102178729897} is an apocalyptic number.

It is an amenable number.

5102178729897 is a deficient number, since it is larger than the sum of its proper divisors (1700726243303).

5102178729897 is a wasteful number, since it uses less digits than its factorization.

5102178729897 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1700726243302.

The product of its (nonzero) digits is 35562240, while the sum is 66.

The spelling of 5102178729897 in words is "five trillion, one hundred two billion, one hundred seventy-eight million, seven hundred twenty-nine thousand, eight hundred ninety-seven".