52042253850 has 72 divisors (see below), whose sum is σ = 148044927420. Its totient is φ = 13061583360.

The previous prime is 52042253797. The next prime is 52042253863. The reversal of 52042253850 is 5835224025.

It is a happy number.

52042253850 is a `hidden beast` number, since 52 + 0 + 4 + 22 + 538 + 50 = 666.

It can be written as a sum of positive squares in 6 ways, for example, as 16657257969 + 35384995881 = 129063^2 + 188109^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 3393805 + ... + 3409104.

Almost surely, 2^52042253850 is an apocalyptic number.

52042253850 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

52042253850 is an abundant number, since it is smaller than the sum of its proper divisors (96002673570).

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

52042253850 is a wasteful number, since it uses less digits than its factorization.

52042253850 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6802944 (or 6802936 counting only the distinct ones).

The product of its (nonzero) digits is 96000, while the sum is 36.

Adding to 52042253850 its reverse (5835224025), we get a palindrome (57877477875).

The spelling of 52042253850 in words is "fifty-two billion, forty-two million, two hundred fifty-three thousand, eight hundred fifty".