253043535000242 has 16 divisors (see below), whose sum is σ = 445512941931840. Its totient is φ = 105516223088688.

The previous prime is 253043535000203. The next prime is 253043535000247. The reversal of 253043535000242 is 242000535340352.

It is a junction number, because it is equal to n+sod(n) for n = 253043535000196 and 253043535000205.

It is not an unprimeable number, because it can be changed into a prime (253043535000247) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 244250515892 + ... + 244250516927.

It is an arithmetic number, because the mean of its divisors is an integer number (27844558870740).

Almost surely, 2^{253043535000242} is an apocalyptic number.

253043535000242 is a deficient number, since it is larger than the sum of its proper divisors (192469406931598).

253043535000242 is a wasteful number, since it uses less digits than its factorization.

253043535000242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 488501032865.

The product of its (nonzero) digits is 432000, while the sum is 38.

The spelling of 253043535000242 in words is "two hundred fifty-three trillion, forty-three billion, five hundred thirty-five million, two hundred forty-two", and thus it is an aban number.