266125240016 has 10 divisors (see below), whose sum is σ = 515617652562. Its totient is φ = 133062620000.

The previous prime is 266125239997. The next prime is 266125240057. The reversal of 266125240016 is 610042521662.

It can be written as a sum of positive squares in only one way, i.e., 265225000000 + 900240016 = 515000^2 + 30004^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8316413735 + ... + 8316413766.

Almost surely, 2^266125240016 is an apocalyptic number.

It is an amenable number.

266125240016 is a deficient number, since it is larger than the sum of its proper divisors (249492412546).

266125240016 is a wasteful number, since it uses less digits than its factorization.

266125240016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16632827509 (or 16632827503 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 35.

Adding to 266125240016 its reverse (610042521662), we get a palindrome (876167761678).

The spelling of 266125240016 in words is "two hundred sixty-six billion, one hundred twenty-five million, two hundred forty thousand, sixteen".