66310147446 has 16 divisors (see below), whose sum is σ = 132712473600. Its totient is φ = 22088019368.

The previous prime is 66310147427. The next prime is 66310147483. The reversal of 66310147446 is 64474101366.

It is a junction number, because it is equal to n+sod(n) for n = 66310147398 and 66310147407.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3831426 + ... + 3848693.

It is an arithmetic number, because the mean of its divisors is an integer number (8294529600).

Almost surely, 2^66310147446 is an apocalyptic number.

66310147446 is an abundant number, since it is smaller than the sum of its proper divisors (66402326154).

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

66310147446 is a wasteful number, since it uses less digits than its factorization.

66310147446 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7681563.

The product of its (nonzero) digits is 290304, while the sum is 42.

The spelling of 66310147446 in words is "sixty-six billion, three hundred ten million, one hundred forty-seven thousand, four hundred forty-six".