51967952943 has 8 divisors (see below), whose sum is σ = 69355915056. Its totient is φ = 34612646400.

The previous prime is 51967952909. The next prime is 51967952983. The reversal of 51967952943 is 34925976915.

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

It is a de Polignac number, because none of the positive numbers 2^k-51967952943 is a prime.

It is a super-2 number, since 2×51967952943² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51967952983) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8160178 + ... + 8166543.

It is an arithmetic number, because the mean of its divisors is an integer number (8669489382).

Almost surely, 2^51967952943 is an apocalyptic number.

51967952943 is a deficient number, since it is larger than the sum of its proper divisors (17387962113).

51967952943 is a wasteful number, since it uses less digits than its factorization.

51967952943 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16327785.

The product of its digits is 18370800, while the sum is 60.

The spelling of 51967952943 in words is "fifty-one billion, nine hundred sixty-seven million, nine hundred fifty-two thousand, nine hundred forty-three".