252054446615 has 4 divisors (see below), whose sum is σ = 302465335944. Its totient is φ = 201643557288.

The previous prime is 252054446603. The next prime is 252054446627. The reversal of 252054446615 is 516644450252.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (252054446603) and next prime (252054446627).

It is a cyclic number.

It is not a de Polignac number, because 252054446615 - 2⁶ = 252054446551 is a prime.

It is a Duffinian number.

It is a congruent number.

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, 25205444657 + ... + 25205444666.

It is an arithmetic number, because the mean of its divisors is an integer number (75616333986).

Almost surely, 2^252054446615 is an apocalyptic number.

252054446615 is a deficient number, since it is larger than the sum of its proper divisors (50410889329).

252054446615 is an equidigital number, since it uses as much as digits as its factorization.

252054446615 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50410889328.

The product of its (nonzero) digits is 1152000, while the sum is 44.

Adding to 252054446615 its reverse (516644450252), we get a palindrome (768698896867).

The spelling of 252054446615 in words is "two hundred fifty-two billion, fifty-four million, four hundred forty-six thousand, six hundred fifteen".