4157660115 has 24 divisors (see below), whose sum is σ = 8236127328. Its totient is φ = 1900644480.

The previous prime is 4157660107. The next prime is 4157660137. The reversal of 4157660115 is 5110667514.

It is a happy number.

4157660115 is a `hidden beast` number, since 41 + 5 + 7 + 6 + 601 + 1 + 5 = 666.

It is not a de Polignac number, because 4157660115 - 2³ = 4157660107 is a prime.

It is a super-2 number, since 2×4157660115² = 34572275263723626450, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 4157660115.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6599146 + ... + 6599775.

It is an arithmetic number, because the mean of its divisors is an integer number (343171972).

Almost surely, 2^4157660115 is an apocalyptic number.

4157660115 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

4157660115 is a deficient number, since it is larger than the sum of its proper divisors (4078467213).

4157660115 is a wasteful number, since it uses less digits than its factorization.

4157660115 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13198939 (or 13198936 counting only the distinct ones).

The product of its (nonzero) digits is 25200, while the sum is 36.

The square root of 4157660115 is about 64479.9202465388. The cubic root of 4157660115 is about 1607.9887072701.

The spelling of 4157660115 in words is "four billion, one hundred fifty-seven million, six hundred sixty thousand, one hundred fifteen".