51432045521419 has 2 divisors, whose sum is σ = 51432045521420. Its totient is φ = 51432045521418.

The previous prime is 51432045521321. The next prime is 51432045521471. The reversal of 51432045521419 is 91412554023415.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 51432045521419 - 2¹⁹ = 51432044997131 is a prime.

It is a super-2 number, since 2×51432045521419² (a number of 28 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (51432045521119) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25716022760709 + 25716022760710.

It is an arithmetic number, because the mean of its divisors is an integer number (25716022760710).

Almost surely, 2^{51432045521419} is an apocalyptic number.

51432045521419 is a deficient number, since it is larger than the sum of its proper divisors (1).

51432045521419 is an equidigital number, since it uses as much as digits as its factorization.

51432045521419 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 864000, while the sum is 46.

The spelling of 51432045521419 in words is "fifty-one trillion, four hundred thirty-two billion, forty-five million, five hundred twenty-one thousand, four hundred nineteen".