66455536335045 has 64 divisors (see below), whose sum is σ = 124954867586304. Its totient is φ = 29733516933120.

The previous prime is 66455536335017. The next prime is 66455536335073. The reversal of 66455536335045 is 54053363555466.

66455536335045 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (66455536335017) and next prime (66455536335073).

It is not a de Polignac number, because 66455536335045 - 2¹² = 66455536330949 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 66455536335045.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2642497 + ... + 11827673.

It is an arithmetic number, because the mean of its divisors is an integer number (1952419806036).

Almost surely, 2^{66455536335045} is an apocalyptic number.

66455536335045 is a gapful number since it is divisible by the number (65) formed by its first and last digit.

It is an amenable number.

66455536335045 is a deficient number, since it is larger than the sum of its proper divisors (58499331251259).

66455536335045 is a wasteful number, since it uses less digits than its factorization.

66455536335045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9188582.

The product of its (nonzero) digits is 291600000, while the sum is 60.

The spelling of 66455536335045 in words is "sixty-six trillion, four hundred fifty-five billion, five hundred thirty-six million, three hundred thirty-five thousand, forty-five".