193800515252 has 12 divisors (see below), whose sum is σ = 350845760580. Its totient is φ = 93558869376.

The previous prime is 193800515221. The next prime is 193800515273. The reversal of 193800515252 is 252515008391.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 161735882896 + 32064632356 = 402164^2 + 179066^2 .

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, 835346933 + ... + 835347164.

It is an arithmetic number, because the mean of its divisors is an integer number (29237146715).

Almost surely, 2^193800515252 is an apocalyptic number.

It is an amenable number.

193800515252 is a deficient number, since it is larger than the sum of its proper divisors (157045245328).

193800515252 is a wasteful number, since it uses less digits than its factorization.

193800515252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1670694130 (or 1670694128 counting only the distinct ones).

The product of its (nonzero) digits is 108000, while the sum is 41.

The spelling of 193800515252 in words is "one hundred ninety-three billion, eight hundred million, five hundred fifteen thousand, two hundred fifty-two".