254603136055 has 4 divisors (see below), whose sum is σ = 305523763272. Its totient is φ = 203682508840.

The previous prime is 254603136049. The next prime is 254603136061. The reversal of 254603136055 is 550631306452.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (254603136049) and next prime (254603136061).

It is a de Polignac number, because none of the positive numbers 2^k-254603136055 is a prime.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 254603135999 and 254603136017.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25460313601 + ... + 25460313610.

It is an arithmetic number, because the mean of its divisors is an integer number (76380940818).

Almost surely, 2^254603136055 is an apocalyptic number.

254603136055 is a deficient number, since it is larger than the sum of its proper divisors (50920627217).

254603136055 is an equidigital number, since it uses as much as digits as its factorization.

254603136055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50920627216.

The product of its (nonzero) digits is 324000, while the sum is 40.

The spelling of 254603136055 in words is "two hundred fifty-four billion, six hundred three million, one hundred thirty-six thousand, fifty-five".