2173357216142 has 128 divisors (see below), whose sum is σ = 4059305902080. Its totient is φ = 851647426560.

The previous prime is 2173357216141. The next prime is 2173357216187. The reversal of 2173357216142 is 2416127533712.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 2173357216093 and 2173357216102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2173357216141) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 429599609 + ... + 429604667.

It is an arithmetic number, because the mean of its divisors is an integer number (31713327360).

Almost surely, 2^{2173357216142} is an apocalyptic number.

2173357216142 is a deficient number, since it is larger than the sum of its proper divisors (1885948685938).

2173357216142 is a wasteful number, since it uses less digits than its factorization.

2173357216142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5506.

The product of its digits is 423360, while the sum is 44.

The spelling of 2173357216142 in words is "two trillion, one hundred seventy-three billion, three hundred fifty-seven million, two hundred sixteen thousand, one hundred forty-two".