66363536551214 has 16 divisors (see below), whose sum is σ = 113767159910400. Its totient is φ = 28441241352024.

The previous prime is 66363536551211. The next prime is 66363536551243. The reversal of 66363536551214 is 41215563536366.

It is a self number, because there is not a number n which added to its sum of digits gives 66363536551214.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (66363536551211) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21352574 + ... + 24262305.

It is an arithmetic number, because the mean of its divisors is an integer number (7110447494400).

Almost surely, 2^{66363536551214} is an apocalyptic number.

66363536551214 is a deficient number, since it is larger than the sum of its proper divisors (47403623359186).

66363536551214 is a wasteful number, since it uses less digits than its factorization.

66363536551214 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45718807.

The product of its digits is 34992000, while the sum is 56.

The spelling of 66363536551214 in words is "sixty-six trillion, three hundred sixty-three billion, five hundred thirty-six million, five hundred fifty-one thousand, two hundred fourteen".