5155235240 has 16 divisors (see below), whose sum is σ = 11599279380. Its totient is φ = 2062094080.

The previous prime is 5155235231. The next prime is 5155235291. The reversal of 5155235240 is 425325515.

It can be written as a sum of positive squares in 2 ways, for example, as 4951373956 + 203861284 = 70366^2 + 14278^2 .

It is a junction number, because it is equal to n+sod(n) for n = 5155235197 and 5155235206.

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, 64440401 + ... + 64440480.

Almost surely, 2^5155235240 is an apocalyptic number.

It is an amenable number.

5155235240 is an abundant number, since it is smaller than the sum of its proper divisors (6444044140).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5155235240 is a wasteful number, since it uses less digits than its factorization.

5155235240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 128880892 (or 128880888 counting only the distinct ones).

The product of its (nonzero) digits is 30000, while the sum is 32.

The square root of 5155235240 is about 71799.9668523600. The cubic root of 5155235240 is about 1727.4924680095.

The spelling of 5155235240 in words is "five billion, one hundred fifty-five million, two hundred thirty-five thousand, two hundred forty".