242626266061 has 4 divisors (see below), whose sum is σ = 242638311132. Its totient is φ = 242614220992.

The previous prime is 242626266023. The next prime is 242626266097. The reversal of 242626266061 is 160662626242.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 75012993225 + 167613272836 = 273885^2 + 409406^2 .

It is a cyclic number.

It is not a de Polignac number, because 242626266061 - 2¹³ = 242626257869 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 242626265999 and 242626266017.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (242626260061) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5992270 + ... + 6032623.

It is an arithmetic number, because the mean of its divisors is an integer number (60659577783).

Almost surely, 2^242626266061 is an apocalyptic number.

It is an amenable number.

242626266061 is a deficient number, since it is larger than the sum of its proper divisors (12045071).

242626266061 is a wasteful number, since it uses less digits than its factorization.

242626266061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12045070.

The product of its (nonzero) digits is 497664, while the sum is 43.

The spelling of 242626266061 in words is "two hundred forty-two billion, six hundred twenty-six million, two hundred sixty-six thousand, sixty-one".