51733941121 has 4 divisors (see below), whose sum is σ = 51747337152. Its totient is φ = 51720545092.

The previous prime is 51733941107. The next prime is 51733941167. The reversal of 51733941121 is 12114933715.

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 51733941121 - 2²⁹ = 51197070209 is a prime.

It is a super-2 number, since 2×51733941121² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (51733911121) 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, 6692221 + ... + 6699946.

It is an arithmetic number, because the mean of its divisors is an integer number (12936834288).

Almost surely, 2^51733941121 is an apocalyptic number.

It is an amenable number.

51733941121 is a deficient number, since it is larger than the sum of its proper divisors (13396031).

51733941121 is a wasteful number, since it uses less digits than its factorization.

51733941121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13396030.

The product of its digits is 22680, while the sum is 37.

The spelling of 51733941121 in words is "fifty-one billion, seven hundred thirty-three million, nine hundred forty-one thousand, one hundred twenty-one".