2942161651 has 16 divisors (see below), whose sum is σ = 3458085120. Its totient is φ = 2467833120.

The previous prime is 2942161643. The next prime is 2942161657. The reversal of 2942161651 is 1561612492.

It is a cyclic number.

It is not a de Polignac number, because 2942161651 - 2³ = 2942161643 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2942161651.

It is not an unprimeable number, because it can be changed into a prime (2942161657) 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, 520426 + ... + 526048.

It is an arithmetic number, because the mean of its divisors is an integer number (216130320).

Almost surely, 2^2942161651 is an apocalyptic number.

2942161651 is a deficient number, since it is larger than the sum of its proper divisors (515923469).

2942161651 is a wasteful number, since it uses less digits than its factorization.

2942161651 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9306.

The product of its digits is 25920, while the sum is 37.

The square root of 2942161651 is about 54241.6966087898. The cubic root of 2942161651 is about 1432.9207668853.

The spelling of 2942161651 in words is "two billion, nine hundred forty-two million, one hundred sixty-one thousand, six hundred fifty-one".