254423135242153 has 16 divisors (see below), whose sum is σ = 265937767007616. Its totient is φ = 242946248807680.

The previous prime is 254423135242109. The next prime is 254423135242181. The reversal of 254423135242153 is 351242531324452.

It is a cyclic number.

It is not a de Polignac number, because 254423135242153 - 2⁹ = 254423135241641 is a prime.

It is a super-2 number, since 2×254423135242153² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (254423135242253) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 875301183 + ... + 875591803.

It is an arithmetic number, because the mean of its divisors is an integer number (16621110437976).

Almost surely, 2^{254423135242153} is an apocalyptic number.

254423135242153 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

It is an amenable number.

254423135242153 is a deficient number, since it is larger than the sum of its proper divisors (11514631765463).

254423135242153 is a wasteful number, since it uses less digits than its factorization.

254423135242153 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 355424.

The product of its digits is 3456000, while the sum is 46.

The spelling of 254423135242153 in words is "two hundred fifty-four trillion, four hundred twenty-three billion, one hundred thirty-five million, two hundred forty-two thousand, one hundred fifty-three".