52502505505 has 8 divisors (see below), whose sum is σ = 63005379624. Its totient is φ = 42000422400.

The previous prime is 52502505493. The next prime is 52502505511. The reversal of 52502505505 is 50550520525.

It can be written as a sum of positive squares in 4 ways, for example, as 755810064 + 51746695441 = 27492^2 + 227479^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 52502505505 - 2²³ = 52494116897 is a prime.

It is a Duffinian number.

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, 40336 + ... + 326545.

It is an arithmetic number, because the mean of its divisors is an integer number (7875672453).

Almost surely, 2^52502505505 is an apocalyptic number.

It is an amenable number.

52502505505 is a deficient number, since it is larger than the sum of its proper divisors (10502874119).

52502505505 is a wasteful number, since it uses less digits than its factorization.

52502505505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 395507.

The product of its (nonzero) digits is 62500, while the sum is 34.

The spelling of 52502505505 in words is "fifty-two billion, five hundred two million, five hundred five thousand, five hundred five".