240553204122425 has 12 divisors (see below), whose sum is σ = 298296723403500. Its totient is φ = 192435627625920.

The previous prime is 240553204122397. The next prime is 240553204122487. The reversal of 240553204122425 is 524221402355042.

It can be written as a sum of positive squares in 6 ways, for example, as 105259366969 + 240447944755456 = 324437^2 + 15506384^2 .

It is not a de Polignac number, because 240553204122425 - 2¹⁰ = 240553204121401 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 172684202 + ... + 174071651.

It is an arithmetic number, because the mean of its divisors is an integer number (24858060283625).

Almost surely, 2^{240553204122425} is an apocalyptic number.

240553204122425 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

240553204122425 is a deficient number, since it is larger than the sum of its proper divisors (57743519281075).

240553204122425 is a wasteful number, since it uses less digits than its factorization.

240553204122425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 346783612 (or 346783607 counting only the distinct ones).

The product of its (nonzero) digits is 768000, while the sum is 41.

Adding to 240553204122425 its reverse (524221402355042), we get a palindrome (764774606477467).

The spelling of 240553204122425 in words is "two hundred forty trillion, five hundred fifty-three billion, two hundred four million, one hundred twenty-two thousand, four hundred twenty-five".