242766521716525 has 12 divisors (see below), whose sum is σ = 308031195928192. Its totient is φ = 189696630921840.

The previous prime is 242766521716507. The next prime is 242766521716529. The reversal of 242766521716525 is 525617125667242.

It is not a de Polignac number, because 242766521716525 - 2¹⁵ = 242766521683757 is a prime.

It is a hoax number, since the sum of its digits (61) coincides with the sum of the digits of its distinct prime factors.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (242766521716529) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 112914660189 + ... + 112914662338.

Almost surely, 2^{242766521716525} is an apocalyptic number.

242766521716525 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

242766521716525 is a deficient number, since it is larger than the sum of its proper divisors (65264674211667).

242766521716525 is a wasteful number, since it uses less digits than its factorization.

242766521716525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 225829322580 (or 225829322575 counting only the distinct ones).

The product of its digits is 84672000, while the sum is 61.

The spelling of 242766521716525 in words is "two hundred forty-two trillion, seven hundred sixty-six billion, five hundred twenty-one million, seven hundred sixteen thousand, five hundred twenty-five".