51466046433 has 4 divisors (see below), whose sum is σ = 68621395248. Its totient is φ = 34310697620.

The previous prime is 51466046413. The next prime is 51466046461. The reversal of 51466046433 is 33464066415.

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 51466046433 - 2¹² = 51466042337 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (51466046413) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8577674403 + ... + 8577674408.

It is an arithmetic number, because the mean of its divisors is an integer number (17155348812).

Almost surely, 2^51466046433 is an apocalyptic number.

It is an amenable number.

51466046433 is a deficient number, since it is larger than the sum of its proper divisors (17155348815).

51466046433 is a wasteful number, since it uses less digits than its factorization.

51466046433 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17155348814.

The product of its (nonzero) digits is 622080, while the sum is 42.

The spelling of 51466046433 in words is "fifty-one billion, four hundred sixty-six million, forty-six thousand, four hundred thirty-three".