66201601342 has 16 divisors (see below), whose sum is σ = 99478325232. Its totient is φ = 33042190720.

The previous prime is 66201601309. The next prime is 66201601373. The reversal of 66201601342 is 24310610266.

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, 6574992 + ... + 6585052.

It is an arithmetic number, because the mean of its divisors is an integer number (6217395327).

Almost surely, 2^66201601342 is an apocalyptic number.

66201601342 is a deficient number, since it is larger than the sum of its proper divisors (33276723890).

66201601342 is a wasteful number, since it uses less digits than its factorization.

66201601342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15563.

The product of its (nonzero) digits is 10368, while the sum is 31.

The spelling of 66201601342 in words is "sixty-six billion, two hundred one million, six hundred one thousand, three hundred forty-two".