51342022313 has 8 divisors (see below), whose sum is σ = 51979351200. Its totient is φ = 50708521728.

The previous prime is 51342022309. The next prime is 51342022331. The reversal of 51342022313 is 31322024315.

It is a happy number.

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 51342022313 - 2² = 51342022309 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (51342022393) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 930083 + ... + 983736.

It is an arithmetic number, because the mean of its divisors is an integer number (6497418900).

Almost surely, 2^51342022313 is an apocalyptic number.

It is an amenable number.

51342022313 is a deficient number, since it is larger than the sum of its proper divisors (637328887).

51342022313 is a wasteful number, since it uses less digits than its factorization.

51342022313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1914151.

The product of its (nonzero) digits is 4320, while the sum is 26.

Adding to 51342022313 its reverse (31322024315), we get a palindrome (82664046628).

The spelling of 51342022313 in words is "fifty-one billion, three hundred forty-two million, twenty-two thousand, three hundred thirteen".