51660892015367 has 2 divisors, whose sum is σ = 51660892015368. Its totient is φ = 51660892015366.

The previous prime is 51660892015363. The next prime is 51660892015429. The reversal of 51660892015367 is 76351029806615.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 51660892015367 - 2² = 51660892015363 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (51660892015363) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25830446007683 + 25830446007684.

It is an arithmetic number, because the mean of its divisors is an integer number (25830446007684).

Almost surely, 2^{51660892015367} is an apocalyptic number.

51660892015367 is a deficient number, since it is larger than the sum of its proper divisors (1).

51660892015367 is an equidigital number, since it uses as much as digits as its factorization.

51660892015367 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 16329600, while the sum is 59.

The spelling of 51660892015367 in words is "fifty-one trillion, six hundred sixty billion, eight hundred ninety-two million, fifteen thousand, three hundred sixty-seven".