66546061342 has 8 divisors (see below), whose sum is σ = 99822151800. Its totient is φ = 33272010744.

The previous prime is 66546061333. The next prime is 66546061369. The reversal of 66546061342 is 24316064566.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 425617 + ... + 560572.

It is an arithmetic number, because the mean of its divisors is an integer number (12477768975).

Almost surely, 2^66546061342 is an apocalyptic number.

66546061342 is a deficient number, since it is larger than the sum of its proper divisors (33276090458).

66546061342 is a wasteful number, since it uses less digits than its factorization.

66546061342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1019930.

The product of its (nonzero) digits is 622080, while the sum is 43.

The spelling of 66546061342 in words is "sixty-six billion, five hundred forty-six million, sixty-one thousand, three hundred forty-two".