66320014531614 has 16 divisors (see below), whose sum is σ = 134238101703552. Its totient is φ = 21840326070488.

The previous prime is 66320014531553. The next prime is 66320014531627. The reversal of 66320014531614 is 41613541002366.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 66586359474 + ... + 66586360469.

It is an arithmetic number, because the mean of its divisors is an integer number (8389881356472).

Almost surely, 2^{66320014531614} is an apocalyptic number.

66320014531614 is an abundant number, since it is smaller than the sum of its proper divisors (67918087171938).

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

66320014531614 is a wasteful number, since it uses less digits than its factorization.

66320014531614 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 133172720031.

The product of its (nonzero) digits is 311040, while the sum is 42.

The spelling of 66320014531614 in words is "sixty-six trillion, three hundred twenty billion, fourteen million, five hundred thirty-one thousand, six hundred fourteen".