2942180513655 has 16 divisors (see below), whose sum is σ = 4707593843040. Its totient is φ = 1569127933568.

The previous prime is 2942180513651. The next prime is 2942180513687. The reversal of 2942180513655 is 5563150812492.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 2942180513655 - 2² = 2942180513651 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2942180513598 and 2942180513607.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2942180513651) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1485900 + ... + 2844689.

It is an arithmetic number, because the mean of its divisors is an integer number (294224615190).

Almost surely, 2^{2942180513655} is an apocalyptic number.

2942180513655 is a deficient number, since it is larger than the sum of its proper divisors (1765413329385).

2942180513655 is a wasteful number, since it uses less digits than its factorization.

2942180513655 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4375890.

The product of its (nonzero) digits is 2592000, while the sum is 51.

The spelling of 2942180513655 in words is "two trillion, nine hundred forty-two billion, one hundred eighty million, five hundred thirteen thousand, six hundred fifty-five".