51575469367 has 8 divisors (see below), whose sum is σ = 52288266800. Its totient is φ = 50862841920.

The previous prime is 51575469349. The next prime is 51575469371. The reversal of 51575469367 is 76396457515.

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-51575469367 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51575469347) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 644692 + ... + 720262.

It is an arithmetic number, because the mean of its divisors is an integer number (6536033350).

Almost surely, 2^51575469367 is an apocalyptic number.

51575469367 is a deficient number, since it is larger than the sum of its proper divisors (712797433).

51575469367 is an equidigital number, since it uses as much as digits as its factorization.

51575469367 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84993.

The product of its digits is 23814000, while the sum is 58.

The spelling of 51575469367 in words is "fifty-one billion, five hundred seventy-five million, four hundred sixty-nine thousand, three hundred sixty-seven".