51363373463 has 2 divisors, whose sum is σ = 51363373464. Its totient is φ = 51363373462.

The previous prime is 51363373433. The next prime is 51363373483. The reversal of 51363373463 is 36437336315.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 51363373463 - 2⁸ = 51363373207 is a prime.

It is a super-2 number, since 2×51363373463² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (51363373433) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25681686731 + 25681686732.

It is an arithmetic number, because the mean of its divisors is an integer number (25681686732).

Almost surely, 2^51363373463 is an apocalyptic number.

51363373463 is a deficient number, since it is larger than the sum of its proper divisors (1).

51363373463 is an equidigital number, since it uses as much as digits as its factorization.

51363373463 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1224720, while the sum is 44.

The spelling of 51363373463 in words is "fifty-one billion, three hundred sixty-three million, three hundred seventy-three thousand, four hundred sixty-three".