51423522333 has 4 divisors (see below), whose sum is σ = 68564696448. Its totient is φ = 34282348220.

The previous prime is 51423522329. The next prime is 51423522389. The reversal of 51423522333 is 33322532415.

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 51423522333 - 2² = 51423522329 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 51423522294 and 51423522303.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51423522313) 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, 8570587053 + ... + 8570587058.

It is an arithmetic number, because the mean of its divisors is an integer number (17141174112).

Almost surely, 2^51423522333 is an apocalyptic number.

It is an amenable number.

51423522333 is a deficient number, since it is larger than the sum of its proper divisors (17141174115).

51423522333 is a wasteful number, since it uses less digits than its factorization.

51423522333 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17141174114.

The product of its digits is 64800, while the sum is 33.

The spelling of 51423522333 in words is "fifty-one billion, four hundred twenty-three million, five hundred twenty-two thousand, three hundred thirty-three".