51276566363 has 8 divisors (see below), whose sum is σ = 56227909296. Its totient is φ = 46373529600.

The previous prime is 51276566351. The next prime is 51276566371. The reversal of 51276566363 is 36366567215.

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-51276566363 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (51276566303) 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, 12074318 + ... + 12078563.

It is an arithmetic number, because the mean of its divisors is an integer number (7028488662).

Almost surely, 2^51276566363 is an apocalyptic number.

51276566363 is a deficient number, since it is larger than the sum of its proper divisors (4951342933).

51276566363 is a wasteful number, since it uses less digits than its factorization.

51276566363 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24153085.

The product of its digits is 4082400, while the sum is 50.

The spelling of 51276566363 in words is "fifty-one billion, two hundred seventy-six million, five hundred sixty-six thousand, three hundred sixty-three".