254405362053 has 4 divisors (see below), whose sum is σ = 339207149408. Its totient is φ = 169603574700.

The previous prime is 254405361997. The next prime is 254405362087. The reversal of 254405362053 is 350263504452.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 254405362053 - 2²¹ = 254403264901 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (254405362553) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 42400893673 + ... + 42400893678.

It is an arithmetic number, because the mean of its divisors is an integer number (84801787352).

Almost surely, 2^254405362053 is an apocalyptic number.

It is an amenable number.

254405362053 is a deficient number, since it is larger than the sum of its proper divisors (84801787355).

254405362053 is an equidigital number, since it uses as much as digits as its factorization.

254405362053 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84801787354.

The product of its (nonzero) digits is 432000, while the sum is 39.

The spelling of 254405362053 in words is "two hundred fifty-four billion, four hundred five million, three hundred sixty-two thousand, fifty-three".