51096421324421 has 8 divisors (see below), whose sum is σ = 59020465273344. Its totient is φ = 43718863165120.

The previous prime is 51096421324307. The next prime is 51096421324469. The reversal of 51096421324421 is 12442312469015.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2^k-51096421324421 is a prime.

It is a super-2 number, since 2×51096421324421² (a number of 28 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 (51096421324471) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 136621447205 + ... + 136621447578.

It is an arithmetic number, because the mean of its divisors is an integer number (7377558159168).

Almost surely, 2^{51096421324421} is an apocalyptic number.

It is an amenable number.

51096421324421 is a deficient number, since it is larger than the sum of its proper divisors (7924043948923).

51096421324421 is a wasteful number, since it uses less digits than its factorization.

51096421324421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 273242894811.

The product of its (nonzero) digits is 414720, while the sum is 44.

The spelling of 51096421324421 in words is "fifty-one trillion, ninety-six billion, four hundred twenty-one million, three hundred twenty-four thousand, four hundred twenty-one".