66303105544074 has 32 divisors (see below), whose sum is σ = 151578894347136. Its totient is φ = 18940127088960.

The previous prime is 66303105544063. The next prime is 66303105544087. The reversal of 66303105544074 is 47044550130366.

66303105544074 is digitally balanced in base 8, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×66303105544074² (a number of 28 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 150500437 + ... + 150940344.

It is an arithmetic number, because the mean of its divisors is an integer number (4736840448348).

Almost surely, 2^{66303105544074} is an apocalyptic number.

66303105544074 is an abundant number, since it is smaller than the sum of its proper divisors (85275788803062).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

66303105544074 is a wasteful number, since it uses less digits than its factorization.

66303105544074 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 301446030.

The product of its (nonzero) digits is 3628800, while the sum is 48.

The spelling of 66303105544074 in words is "sixty-six trillion, three hundred three billion, one hundred five million, five hundred forty-four thousand, seventy-four".