51323023204051 has 8 divisors (see below), whose sum is σ = 51334148234160. Its totient is φ = 51311898741792.

The previous prime is 51323023204043. The next prime is 51323023204069. The reversal of 51323023204051 is 15040232032315.

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

It is a cyclic number.

It is not a de Polignac number, because 51323023204051 - 2³ = 51323023204043 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (51323023204021) 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, 215425185 + ... + 215663293.

It is an arithmetic number, because the mean of its divisors is an integer number (6416768529270).

Almost surely, 2^{51323023204051} is an apocalyptic number.

51323023204051 is a deficient number, since it is larger than the sum of its proper divisors (11125030109).

51323023204051 is a wasteful number, since it uses less digits than its factorization.

51323023204051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 283925.

The product of its (nonzero) digits is 21600, while the sum is 31.

Adding to 51323023204051 its reverse (15040232032315), we get a palindrome (66363255236366).

The spelling of 51323023204051 in words is "fifty-one trillion, three hundred twenty-three billion, twenty-three million, two hundred four thousand, fifty-one".