252703155606 has 64 divisors (see below), whose sum is σ = 575980263936. Its totient is φ = 73163763200.

The previous prime is 252703155589. The next prime is 252703155631. The reversal of 252703155606 is 606551307252.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1242880 + ... + 1431836.

It is an arithmetic number, because the mean of its divisors is an integer number (8999691624).

Almost surely, 2^252703155606 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 252703155606, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (287990131968).

252703155606 is an abundant number, since it is smaller than the sum of its proper divisors (323277108330).

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

252703155606 is a wasteful number, since it uses less digits than its factorization.

252703155606 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 189877.

The product of its (nonzero) digits is 378000, while the sum is 42.

The spelling of 252703155606 in words is "two hundred fifty-two billion, seven hundred three million, one hundred fifty-five thousand, six hundred six".