66514700050255 has 4 divisors (see below), whose sum is σ = 79817640060312. Its totient is φ = 53211760040200.

The previous prime is 66514700050147. The next prime is 66514700050259. The reversal of 66514700050255 is 55205000741566.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 66514700050255 - 2²³ = 66514691661647 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (66514700050259) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6651470005021 + ... + 6651470005030.

It is an arithmetic number, because the mean of its divisors is an integer number (19954410015078).

Almost surely, 2^{66514700050255} is an apocalyptic number.

66514700050255 is a deficient number, since it is larger than the sum of its proper divisors (13302940010057).

66514700050255 is a wasteful number, since it uses less digits than its factorization.

66514700050255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13302940010056.

The product of its (nonzero) digits is 1260000, while the sum is 46.

The spelling of 66514700050255 in words is "sixty-six trillion, five hundred fourteen billion, seven hundred million, fifty thousand, two hundred fifty-five".