525109313306 has 16 divisors (see below), whose sum is σ = 788837049000. Its totient is φ = 262163897088.

The previous prime is 525109313269. The next prime is 525109313321. The reversal of 525109313306 is 603313901525.

It can be written as a sum of positive squares in 4 ways, for example, as 507748879225 + 17360434081 = 712565^2 + 131759^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 525109313306.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3961430 + ... + 4091838.

Almost surely, 2^525109313306 is an apocalyptic number.

525109313306 is a deficient number, since it is larger than the sum of its proper divisors (263727735694).

525109313306 is a wasteful number, since it uses less digits than its factorization.

525109313306 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 133393.

The product of its (nonzero) digits is 72900, while the sum is 38.

The spelling of 525109313306 in words is "five hundred twenty-five billion, one hundred nine million, three hundred thirteen thousand, three hundred six".