266554241012125 has 16 divisors (see below), whose sum is σ = 362901483038016. Its totient is φ = 193857629826000.

The previous prime is 266554241012107. The next prime is 266554241012131. The reversal of 266554241012125 is 521210142455662.

It is not a de Polignac number, because 266554241012125 - 2¹⁵ = 266554240979357 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 96928813539 + ... + 96928816288.

It is an arithmetic number, because the mean of its divisors is an integer number (22681342689876).

Almost surely, 2^{266554241012125} is an apocalyptic number.

266554241012125 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

266554241012125 is a deficient number, since it is larger than the sum of its proper divisors (96347242025891).

266554241012125 is a wasteful number, since it uses less digits than its factorization.

266554241012125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 193857629853 (or 193857629843 counting only the distinct ones).

The product of its (nonzero) digits is 1152000, while the sum is 46.

Adding to 266554241012125 its reverse (521210142455662), we get a palindrome (787764383467787).

The spelling of 266554241012125 in words is "two hundred sixty-six trillion, five hundred fifty-four billion, two hundred forty-one million, twelve thousand, one hundred twenty-five".