260501043217425 has 48 divisors (see below), whose sum is σ = 432090697758720. Its totient is φ = 138483705672000.

The previous prime is 260501043217421. The next prime is 260501043217427. The reversal of 260501043217425 is 524712340105062.

It is a happy number.

It is not a de Polignac number, because 260501043217425 - 2² = 260501043217421 is a prime.

It is not an unprimeable number, because it can be changed into a prime (260501043217421) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1133923320 + ... + 1134153030.

It is an arithmetic number, because the mean of its divisors is an integer number (9001889536640).

Almost surely, 2^{260501043217425} is an apocalyptic number.

260501043217425 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

260501043217425 is a deficient number, since it is larger than the sum of its proper divisors (171589654541295).

260501043217425 is a wasteful number, since it uses less digits than its factorization.

260501043217425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 278654 (or 278649 counting only the distinct ones).

The product of its (nonzero) digits is 403200, while the sum is 42.

The spelling of 260501043217425 in words is "two hundred sixty trillion, five hundred one billion, forty-three million, two hundred seventeen thousand, four hundred twenty-five".