254152020455 has 4 divisors (see below), whose sum is σ = 304982424552. Its totient is φ = 203321616360.

The previous prime is 254152020373. The next prime is 254152020461. The reversal of 254152020455 is 554020251452.

254152020455 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 254152020455 - 2²² = 254147826151 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25415202041 + ... + 25415202050.

It is an arithmetic number, because the mean of its divisors is an integer number (76245606138).

Almost surely, 2^254152020455 is an apocalyptic number.

254152020455 is a deficient number, since it is larger than the sum of its proper divisors (50830404097).

254152020455 is an equidigital number, since it uses as much as digits as its factorization.

254152020455 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50830404096.

The product of its (nonzero) digits is 80000, while the sum is 35.

The spelling of 254152020455 in words is "two hundred fifty-four billion, one hundred fifty-two million, twenty thousand, four hundred fifty-five".