50665505150551 has 2 divisors, whose sum is σ = 50665505150552. Its totient is φ = 50665505150550.

The previous prime is 50665505150509. The next prime is 50665505150593. The reversal of 50665505150551 is 15505150556605.

It is a balanced prime because it is at equal distance from previous prime (50665505150509) and next prime (50665505150593).

It is a cyclic number.

It is not a de Polignac number, because 50665505150551 - 2¹³ = 50665505142359 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 50665505150495 and 50665505150504.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (50665505160551) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25332752575275 + 25332752575276.

It is an arithmetic number, because the mean of its divisors is an integer number (25332752575276).

Almost surely, 2^{50665505150551} is an apocalyptic number.

50665505150551 is a deficient number, since it is larger than the sum of its proper divisors (1).

50665505150551 is an equidigital number, since it uses as much as digits as its factorization.

50665505150551 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2812500, while the sum is 49.

The spelling of 50665505150551 in words is "fifty trillion, six hundred sixty-five billion, five hundred five million, one hundred fifty thousand, five hundred fifty-one".