52150228036138 has 12 divisors (see below), whose sum is σ = 83097508688262. Its totient is φ = 24541283781440.

The previous prime is 52150228036091. The next prime is 52150228036139. The reversal of 52150228036138 is 83163082205125.

It can be written as a sum of positive squares in 3 ways, for example, as 52017314563809 + 132913472329 = 7212303^2 + 364573^2 .

It is not an unprimeable number, because it can be changed into a prime (52150228036139) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 45112653433 + ... + 45112654588.

Almost surely, 2^{52150228036138} is an apocalyptic number.

52150228036138 is a deficient number, since it is larger than the sum of its proper divisors (30947280652124).

52150228036138 is a wasteful number, since it uses less digits than its factorization.

52150228036138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90225308057 (or 90225308040 counting only the distinct ones).

The product of its (nonzero) digits is 691200, while the sum is 46.

The spelling of 52150228036138 in words is "fifty-two trillion, one hundred fifty billion, two hundred twenty-eight million, thirty-six thousand, one hundred thirty-eight".