8355255525 has 18 divisors (see below), whose sum is σ = 14965191410. Its totient is φ = 4456136160.

The previous prime is 8355255509. The next prime is 8355255539. The reversal of 8355255525 is 5255525538.

It can be written as a sum of positive squares in 3 ways, for example, as 15876 + 8355239649 = 126^2 + 91407^2 .

It is not a de Polignac number, because 8355255525 - 2⁴ = 8355255509 is a prime.

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 18567010 + ... + 18567459.

Almost surely, 2^8355255525 is an apocalyptic number.

It is an amenable number.

8355255525 is a deficient number, since it is larger than the sum of its proper divisors (6609935885).

8355255525 is a wasteful number, since it uses less digits than its factorization.

8355255525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37134485 (or 37134477 counting only the distinct ones).

The product of its digits is 1500000, while the sum is 45.

The square root of 8355255525 is about 91407.0868423231. The cubic root of 8355255525 is about 2029.1769111710.

The spelling of 8355255525 in words is "eight billion, three hundred fifty-five million, two hundred fifty-five thousand, five hundred twenty-five".