5165115615 has 96 divisors (see below), whose sum is σ = 10152267840. Its totient is φ = 2406297600.

The previous prime is 5165115611. The next prime is 5165115643.

It is a happy number.

5165115615 is nontrivially palindromic in base 10.

5165115615 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 5165115615 - 2² = 5165115611 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 5165115615.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5165115611) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 3458809 + ... + 3460301.

It is an arithmetic number, because the mean of its divisors is an integer number (105752790).

Almost surely, 2^5165115615 is an apocalyptic number.

5165115615 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

5165115615 is a deficient number, since it is larger than the sum of its proper divisors (4987152225).

5165115615 is a wasteful number, since it uses less digits than its factorization.

5165115615 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1785 (or 1782 counting only the distinct ones).

The product of its digits is 22500, while the sum is 36.

The square root of 5165115615 is about 71868.7387881546. The cubic root of 5165115615 is about 1728.5953844306.

The spelling of 5165115615 in words is "five billion, one hundred sixty-five million, one hundred fifteen thousand, six hundred fifteen".