244121545425 has 48 divisors (see below), whose sum is σ = 417613271040. Its totient is φ = 125684106240.

The previous prime is 244121545417. The next prime is 244121545531. The reversal of 244121545425 is 524545121442.

It is not a de Polignac number, because 244121545425 - 2³ = 244121545417 is a prime.

It is a super-3 number, since 3×244121545425³ (a number of 35 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 17986992 + ... + 18000558.

It is an arithmetic number, because the mean of its divisors is an integer number (8700276480).

Almost surely, 2^244121545425 is an apocalyptic number.

244121545425 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

244121545425 is a deficient number, since it is larger than the sum of its proper divisors (173491725615).

244121545425 is a wasteful number, since it uses less digits than its factorization.

244121545425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21882 (or 21877 counting only the distinct ones).

The product of its digits is 256000, while the sum is 39.

Adding to 244121545425 its reverse (524545121442), we get a palindrome (768666666867).

The spelling of 244121545425 in words is "two hundred forty-four billion, one hundred twenty-one million, five hundred forty-five thousand, four hundred twenty-five".