2109726514 has 16 divisors (see below), whose sum is σ = 3733341696. Its totient is φ = 875001600.

The previous prime is 2109726491. The next prime is 2109726517. The reversal of 2109726514 is 4156279012.

It is not an unprimeable number, because it can be changed into a prime (2109726517) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2430127 + ... + 2430994.

It is an arithmetic number, because the mean of its divisors is an integer number (233333856).

Almost surely, 2^2109726514 is an apocalyptic number.

2109726514 is a deficient number, since it is larger than the sum of its proper divisors (1623615182).

2109726514 is a wasteful number, since it uses less digits than its factorization.

2109726514 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4861161.

The product of its (nonzero) digits is 30240, while the sum is 37.

The square root of 2109726514 is about 45931.7593174919. The cubic root of 2109726514 is about 1282.5531952193.

The spelling of 2109726514 in words is "two billion, one hundred nine million, seven hundred twenty-six thousand, five hundred fourteen".