253444425134451 has 8 divisors (see below), whose sum is σ = 337974543635904. Its totient is φ = 168938628361320.

The previous prime is 253444425134447. The next prime is 253444425134477. The reversal of 253444425134451 is 154431524444352.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 253444425134451 - 2² = 253444425134447 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 253444425134394 and 253444425134403.

It is not an unprimeable number, because it can be changed into a prime (253444425134951) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6080407765 + ... + 6080449446.

It is an arithmetic number, because the mean of its divisors is an integer number (42246817954488).

Almost surely, 2^{253444425134451} is an apocalyptic number.

253444425134451 is a deficient number, since it is larger than the sum of its proper divisors (84530118501453).

253444425134451 is a wasteful number, since it uses less digits than its factorization.

253444425134451 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12160864161.

The product of its digits is 18432000, while the sum is 51.

The spelling of 253444425134451 in words is "two hundred fifty-three trillion, four hundred forty-four billion, four hundred twenty-five million, one hundred thirty-four thousand, four hundred fifty-one".