5015661605 has 8 divisors (see below), whose sum is σ = 6019633152. Its totient is φ = 4011969808.

The previous prime is 5015661593. The next prime is 5015661611. The reversal of 5015661605 is 5061665105.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 5015661605 - 2⁸ = 5015661349 is a prime.

It is a super-2 number, since 2×5015661605² = 50313722671742352050, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 28229 + ... + 104058.

It is an arithmetic number, because the mean of its divisors is an integer number (752454144).

Almost surely, 2^5015661605 is an apocalyptic number.

It is an amenable number.

5015661605 is a deficient number, since it is larger than the sum of its proper divisors (1003971547).

5015661605 is a wasteful number, since it uses less digits than its factorization.

5015661605 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 139875.

The product of its (nonzero) digits is 27000, while the sum is 35.

The square root of 5015661605 is about 70821.3358035557. The cubic root of 5015661605 is about 1711.7594836232.

The spelling of 5015661605 in words is "five billion, fifteen million, six hundred sixty-one thousand, six hundred five".