5165502861 has 4 divisors (see below), whose sum is σ = 6887337152. Its totient is φ = 3443668572.

The previous prime is 5165502857. The next prime is 5165502871. The reversal of 5165502861 is 1682055615.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 5165502861 - 2² = 5165502857 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5165502821) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 860917141 + ... + 860917146.

It is an arithmetic number, because the mean of its divisors is an integer number (1721834288).

Almost surely, 2^5165502861 is an apocalyptic number.

It is an amenable number.

5165502861 is a deficient number, since it is larger than the sum of its proper divisors (1721834291).

5165502861 is a wasteful number, since it uses less digits than its factorization.

5165502861 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1721834290.

The product of its (nonzero) digits is 72000, while the sum is 39.

The square root of 5165502861 is about 71871.4328575687. The cubic root of 5165502861 is about 1728.6385828777.

The spelling of 5165502861 in words is "five billion, one hundred sixty-five million, five hundred two thousand, eight hundred sixty-one".