252042521450005 has 32 divisors (see below), whose sum is σ = 355344007027968. Its totient is φ = 169195310169600.

The previous prime is 252042521449997. The next prime is 252042521450023. The reversal of 252042521450005 is 500054125240252.

It is not a de Polignac number, because 252042521450005 - 2³ = 252042521449997 is a prime.

It is a super-3 number, since 3×252042521450005³ (a number of 44 digits) contains 333 as substring.

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 31 ways as a sum of consecutive naturals, for example, 6640920 + ... + 23413390.

It is an arithmetic number, because the mean of its divisors is an integer number (11104500219624).

Almost surely, 2^{252042521450005} is an apocalyptic number.

It is an amenable number.

252042521450005 is a deficient number, since it is larger than the sum of its proper divisors (103301485577963).

252042521450005 is a wasteful number, since it uses less digits than its factorization.

252042521450005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16793517.

The product of its (nonzero) digits is 160000, while the sum is 37.

Adding to 252042521450005 its reverse (500054125240252), we get a palindrome (752096646690257).

The spelling of 252042521450005 in words is "two hundred fifty-two trillion, forty-two billion, five hundred twenty-one million, four hundred fifty thousand, five".