51143531363 has 8 divisors (see below), whose sum is σ = 53696761680. Its totient is φ = 48642945120.

The previous prime is 51143531359. The next prime is 51143531401. The reversal of 51143531363 is 36313534115.

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 51143531363 - 2² = 51143531359 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (51143531353) 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, 13159028 + ... + 13162913.

It is an arithmetic number, because the mean of its divisors is an integer number (6712095210).

Almost surely, 2^51143531363 is an apocalyptic number.

51143531363 is a deficient number, since it is larger than the sum of its proper divisors (2553230317).

51143531363 is a wasteful number, since it uses less digits than its factorization.

51143531363 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26322037.

The product of its digits is 48600, while the sum is 35.

The spelling of 51143531363 in words is "fifty-one billion, one hundred forty-three million, five hundred thirty-one thousand, three hundred sixty-three".