2161056702 has 24 divisors (see below), whose sum is σ = 5027765256. Its totient is φ = 617444688.

The previous prime is 2161056697. The next prime is 2161056721. The reversal of 2161056702 is 2076501612.

It is a self number, because there is not a number n which added to its sum of digits gives 2161056702.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3674973 + ... + 3675560.

It is an arithmetic number, because the mean of its divisors is an integer number (209490219).

Almost surely, 2^2161056702 is an apocalyptic number.

2161056702 is an abundant number, since it is smaller than the sum of its proper divisors (2866708554).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2161056702 is a wasteful number, since it uses less digits than its factorization.

2161056702 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7350552 (or 7350545 counting only the distinct ones).

The product of its (nonzero) digits is 5040, while the sum is 30.

The square root of 2161056702 is about 46487.1670679124. The cubic root of 2161056702 is about 1292.8715755283.

The spelling of 2161056702 in words is "two billion, one hundred sixty-one million, fifty-six thousand, seven hundred two".