254403255345 has 32 divisors (see below), whose sum is σ = 409387665024. Its totient is φ = 134902617600.

The previous prime is 254403255317. The next prime is 254403255347. The reversal of 254403255345 is 543552304452.

It is not a de Polignac number, because 254403255345 - 2³⁷ = 116964301873 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 254403255297 and 254403255306.

It is not an unprimeable number, because it can be changed into a prime (254403255347) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2362375 + ... + 2467715.

It is an arithmetic number, because the mean of its divisors is an integer number (12793364532).

Almost surely, 2^254403255345 is an apocalyptic number.

It is an amenable number.

254403255345 is a deficient number, since it is larger than the sum of its proper divisors (154984409679).

254403255345 is a wasteful number, since it uses less digits than its factorization.

254403255345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106273.

The product of its (nonzero) digits is 1440000, while the sum is 42.

Adding to 254403255345 its reverse (543552304452), we get a palindrome (797955559797).

The spelling of 254403255345 in words is "two hundred fifty-four billion, four hundred three million, two hundred fifty-five thousand, three hundred forty-five".