254453140513 has 16 divisors (see below), whose sum is σ = 308581120512. Its totient is φ = 206639136000.

The previous prime is 254453140477. The next prime is 254453140517. The reversal of 254453140513 is 315041354452.

It is not a de Polignac number, because 254453140513 - 2⁹ = 254453140001 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (254453140517) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 28695448 + ... + 28704313.

It is an arithmetic number, because the mean of its divisors is an integer number (19286320032).

Almost surely, 2^254453140513 is an apocalyptic number.

It is an amenable number.

254453140513 is a deficient number, since it is larger than the sum of its proper divisors (54127979999).

254453140513 is a wasteful number, since it uses less digits than its factorization.

254453140513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57399816.

The product of its (nonzero) digits is 144000, while the sum is 37.

Adding to 254453140513 its reverse (315041354452), we get a palindrome (569494494965).

The spelling of 254453140513 in words is "two hundred fifty-four billion, four hundred fifty-three million, one hundred forty thousand, five hundred thirteen".