253550335243 has 8 divisors (see below), whose sum is σ = 255265516800. Its totient is φ = 251835628200.

The previous prime is 253550335229. The next prime is 253550335249. The reversal of 253550335243 is 342533055352.

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

It is a cyclic number.

It is not a de Polignac number, because 253550335243 - 2⁵ = 253550335211 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 253550335196 and 253550335205.

It is not an unprimeable number, because it can be changed into a prime (253550335249) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 988458 + ... + 1218256.

It is an arithmetic number, because the mean of its divisors is an integer number (31908189600).

Almost surely, 2^253550335243 is an apocalyptic number.

253550335243 is a deficient number, since it is larger than the sum of its proper divisors (1715181557).

253550335243 is a wasteful number, since it uses less digits than its factorization.

253550335243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 237257.

The product of its (nonzero) digits is 810000, while the sum is 40.

The spelling of 253550335243 in words is "two hundred fifty-three billion, five hundred fifty million, three hundred thirty-five thousand, two hundred forty-three".