8115653505 has 16 divisors (see below), whose sum is σ = 13113612864. Its totient is φ = 4285492800.

The previous prime is 8115653473. The next prime is 8115653537. The reversal of 8115653505 is 5053565118.

It is an interprime number because it is at equal distance from previous prime (8115653473) and next prime (8115653537).

It is not a de Polignac number, because 8115653505 - 2⁵ = 8115653473 is a prime.

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 15 ways as a sum of consecutive naturals, for example, 2676919 + ... + 2679948.

It is an arithmetic number, because the mean of its divisors is an integer number (819600804).

Almost surely, 2^8115653505 is an apocalyptic number.

It is an amenable number.

8115653505 is a deficient number, since it is larger than the sum of its proper divisors (4997959359).

8115653505 is a wasteful number, since it uses less digits than its factorization.

8115653505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5356976.

The product of its (nonzero) digits is 90000, while the sum is 39.

The square root of 8115653505 is about 90086.9219420888. The cubic root of 8115653505 is about 2009.5917180187.

The spelling of 8115653505 in words is "eight billion, one hundred fifteen million, six hundred fifty-three thousand, five hundred five".