52015252442 has 8 divisors (see below), whose sum is σ = 78024003732. Its totient is φ = 26007251200.

The previous prime is 52015252391. The next prime is 52015252447. The reversal of 52015252442 is 24425251025.

52015252442 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 47032163161 + 4983089281 = 216869^2 + 70591^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 52015252399 and 52015252408.

It is not an unprimeable number, because it can be changed into a prime (52015252447) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 42092 + ... + 325272.

Almost surely, 2^52015252442 is an apocalyptic number.

52015252442 is a deficient number, since it is larger than the sum of its proper divisors (26008751290).

52015252442 is a wasteful number, since it uses less digits than its factorization.

52015252442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 375024.

The product of its (nonzero) digits is 32000, while the sum is 32.

The spelling of 52015252442 in words is "fifty-two billion, fifteen million, two hundred fifty-two thousand, four hundred forty-two".