5155171615 has 16 divisors (see below), whose sum is σ = 6782515200. Its totient is φ = 3730367520.

The previous prime is 5155171543. The next prime is 5155171627. The reversal of 5155171615 is 5161715515.

It is not a de Polignac number, because 5155171615 - 2¹⁵ = 5155138847 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 224559 + ... + 246448.

It is an arithmetic number, because the mean of its divisors is an integer number (423907200).

Almost surely, 2^5155171615 is an apocalyptic number.

5155171615 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

5155171615 is a deficient number, since it is larger than the sum of its proper divisors (1627343585).

5155171615 is a wasteful number, since it uses less digits than its factorization.

5155171615 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 471222.

The product of its digits is 26250, while the sum is 37.

The square root of 5155171615 is about 71799.5237797578. The cubic root of 5155171615 is about 1727.4853611783.

The spelling of 5155171615 in words is "five billion, one hundred fifty-five million, one hundred seventy-one thousand, six hundred fifteen".