2177310916342 has 32 divisors (see below), whose sum is σ = 3461859523584. Its totient is φ = 1023498153600.

The previous prime is 2177310916337. The next prime is 2177310916343. The reversal of 2177310916342 is 2436190137712.

It is a junction number, because it is equal to n+sod(n) for n = 2177310916292 and 2177310916301.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2177310916343) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 264136473 + ... + 264144715.

It is an arithmetic number, because the mean of its divisors is an integer number (108183110112).

Almost surely, 2^{2177310916342} is an apocalyptic number.

2177310916342 is a deficient number, since it is larger than the sum of its proper divisors (1284548607242).

2177310916342 is a wasteful number, since it uses less digits than its factorization.

2177310916342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15804.

The product of its (nonzero) digits is 381024, while the sum is 46.

The spelling of 2177310916342 in words is "two trillion, one hundred seventy-seven billion, three hundred ten million, nine hundred sixteen thousand, three hundred forty-two".