252041149394 has 8 divisors (see below), whose sum is σ = 378094191228. Its totient is φ = 126009752320.

The previous prime is 252041149357. The next prime is 252041149421. The reversal of 252041149394 is 493941140252.

It can be written as a sum of positive squares in 2 ways, for example, as 252041149369 + 25 = 502037^2 + 5^2 .

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

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5382047 + ... + 5428674.

Almost surely, 2^252041149394 is an apocalyptic number.

252041149394 is a deficient number, since it is larger than the sum of its proper divisors (126053041834).

252041149394 is a wasteful number, since it uses less digits than its factorization.

252041149394 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10822380.

The product of its (nonzero) digits is 311040, while the sum is 44.

The spelling of 252041149394 in words is "two hundred fifty-two billion, forty-one million, one hundred forty-nine thousand, three hundred ninety-four".