5135252506 has 8 divisors (see below), whose sum is σ = 7725736980.
Its totient is φ = 2560006848.
The previous prime is 5135252497. The next prime is 5135252519. The reversal of 5135252506 is 6052525315.
It can be written as a sum of positive squares in 2 ways, for example, as 4146716025 + 988536481 = 64395^2 + 31441^2
It is a sphenic number, since it is the product of 3 distinct primes.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3808861 + ... + 3810208.
Almost surely, 25135252506 is an apocalyptic number.
5135252506 is a deficient number, since it is larger than the sum of its proper divisors (2590484474).
5135252506 is a wasteful number, since it uses less digits than its factorization.
5135252506 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7619408.
The product of its (nonzero) digits is 45000, while the sum is 34.
The square root of 5135252506 is about 71660.6761480800.
The cubic root of 5135252506 is about 1725.2575411595.
The spelling of 5135252506 in words is "five billion, one hundred thirty-five million, two hundred fifty-two thousand, five hundred six".