51363462360503 has 32 divisors (see below), whose sum is σ = 56442184611840. Its totient is φ = 46565683781760.

The previous prime is 51363462360499. The next prime is 51363462360593. The reversal of 51363462360503 is 30506326436315.

It is a cyclic number.

It is not a de Polignac number, because 51363462360503 - 2² = 51363462360499 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51363462360593) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 832885676 + ... + 832947342.

It is an arithmetic number, because the mean of its divisors is an integer number (1763818269120).

Almost surely, 2^{51363462360503} is an apocalyptic number.

51363462360503 is a deficient number, since it is larger than the sum of its proper divisors (5078722251337).

51363462360503 is a wasteful number, since it uses less digits than its factorization.

51363462360503 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81207.

The product of its (nonzero) digits is 3499200, while the sum is 47.

Adding to 51363462360503 its reverse (30506326436315), we get a palindrome (81869788796818).

The spelling of 51363462360503 in words is "fifty-one trillion, three hundred sixty-three billion, four hundred sixty-two million, three hundred sixty thousand, five hundred three".