240254221340025 has 30 divisors (see below), whose sum is σ = 445033868767422. Its totient is φ = 128135584713600.

The previous prime is 240254221340017. The next prime is 240254221340053. The reversal of 240254221340025 is 520043122452042.

240254221340025 is a `hidden beast` number, since 2 + 4 + 0 + 2 + 5 + 4 + 221 + 3 + 400 + 25 = 666.

It can be written as a sum of positive squares in 3 ways, for example, as 7498555245801 + 232755666094224 = 2738349^2 + 15256332^2 .

It is not a de Polignac number, because 240254221340025 - 2³ = 240254221340017 is a prime.

It is an unprimeable number.

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 29 ways as a sum of consecutive naturals, for example, 59322027936 + ... + 59322031985.

Almost surely, 2^{240254221340025} is an apocalyptic number.

240254221340025 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

240254221340025 is a deficient number, since it is larger than the sum of its proper divisors (204779647427397).

240254221340025 is a wasteful number, since it uses less digits than its factorization.

240254221340025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 118644059943 (or 118644059929 counting only the distinct ones).

The product of its (nonzero) digits is 153600, while the sum is 36.

Adding to 240254221340025 its reverse (520043122452042), we get a palindrome (760297343792067).

The spelling of 240254221340025 in words is "two hundred forty trillion, two hundred fifty-four billion, two hundred twenty-one million, three hundred forty thousand, twenty-five".