5165261405 has 8 divisors (see below), whose sum is σ = 6267958200. Its totient is φ = 4085779456.

The previous prime is 5165261401. The next prime is 5165261417. The reversal of 5165261405 is 5041625615.

It can be written as a sum of positive squares in 4 ways, for example, as 23367556 + 5141893849 = 4834^2 + 71707^2 .

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 5165261405 - 2² = 5165261401 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5165261401) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5803220 + ... + 5804109.

It is an arithmetic number, because the mean of its divisors is an integer number (783494775).

Almost surely, 2^5165261405 is an apocalyptic number.

It is an amenable number.

5165261405 is a deficient number, since it is larger than the sum of its proper divisors (1102696795).

5165261405 is a wasteful number, since it uses less digits than its factorization.

5165261405 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11607423.

The product of its (nonzero) digits is 36000, while the sum is 35.

The square root of 5165261405 is about 71869.7530606583. The cubic root of 5165261405 is about 1728.6116479936.

The spelling of 5165261405 in words is "five billion, one hundred sixty-five million, two hundred sixty-one thousand, four hundred five".