2116501415 has 32 divisors (see below), whose sum is σ = 2976030720. Its totient is φ = 1414859904.

The previous prime is 2116501397. The next prime is 2116501451. The reversal of 2116501415 is 5141056112.

It is a cyclic number.

It is not a de Polignac number, because 2116501415 - 2⁶ = 2116501351 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 440114 + ... + 444896.

It is an arithmetic number, because the mean of its divisors is an integer number (93000960).

Almost surely, 2^2116501415 is an apocalyptic number.

2116501415 is a deficient number, since it is larger than the sum of its proper divisors (859529305).

2116501415 is a wasteful number, since it uses less digits than its factorization.

2116501415 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5111.

The product of its (nonzero) digits is 1200, while the sum is 26.

The square root of 2116501415 is about 46005.4498402091. The cubic root of 2116501415 is about 1283.9246030510.

Adding to 2116501415 its reverse (5141056112), we get a palindrome (7257557527).

The spelling of 2116501415 in words is "two billion, one hundred sixteen million, five hundred one thousand, four hundred fifteen".