51264416473 has 8 divisors (see below), whose sum is σ = 52244243136. Its totient is φ = 50285055600.

The previous prime is 51264416447. The next prime is 51264416501. The reversal of 51264416473 is 37461446215.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-51264416473 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (51264416873) 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 7 ways as a sum of consecutive naturals, for example, 109938 + ... + 338548.

It is an arithmetic number, because the mean of its divisors is an integer number (6530530392).

Almost surely, 2^51264416473 is an apocalyptic number.

51264416473 is a gapful number since it is divisible by the number (53) formed by its first and last digit.

It is an amenable number.

51264416473 is a deficient number, since it is larger than the sum of its proper divisors (979826663).

51264416473 is a wasteful number, since it uses less digits than its factorization.

51264416473 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 232895.

The product of its digits is 483840, while the sum is 43.

The spelling of 51264416473 in words is "fifty-one billion, two hundred sixty-four million, four hundred sixteen thousand, four hundred seventy-three".