51000101161117 has 4 divisors (see below), whose sum is σ = 51000124886656. Its totient is φ = 51000077435580.

The previous prime is 51000101160997. The next prime is 51000101161133. The reversal of 51000101161117 is 71116110100015.

51000101161117 is digitally balanced in base 2, 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 a cyclic number.

It is not a de Polignac number, because 51000101161117 - 2⁷ = 51000101160989 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 51000101161091 and 51000101161100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51000101161147) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8277123 + ... + 13057984.

It is an arithmetic number, because the mean of its divisors is an integer number (12750031221664).

Almost surely, 2^{51000101161117} is an apocalyptic number.

It is an amenable number.

51000101161117 is a deficient number, since it is larger than the sum of its proper divisors (23725539).

51000101161117 is a wasteful number, since it uses less digits than its factorization.

51000101161117 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23725538.

The product of its (nonzero) digits is 210, while the sum is 25.

The spelling of 51000101161117 in words is "fifty-one trillion, one hundred one million, one hundred sixty-one thousand, one hundred seventeen".