22666261461 has 16 divisors (see below), whose sum is σ = 30472263360. Its totient is φ = 14986005120.

The previous prime is 22666261459. The next prime is 22666261463. The reversal of 22666261461 is 16416266622.

It is an interprime number because it is at equal distance from previous prime (22666261459) and next prime (22666261463).

It is not a de Polignac number, because 22666261461 - 2¹ = 22666261459 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22666261463) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 143721 + ... + 256881.

It is an arithmetic number, because the mean of its divisors is an integer number (1904516460).

Almost surely, 2^22666261461 is an apocalyptic number.

It is an amenable number.

22666261461 is a deficient number, since it is larger than the sum of its proper divisors (7806001899).

22666261461 is a wasteful number, since it uses less digits than its factorization.

22666261461 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 113716.

The product of its digits is 248832, while the sum is 42.

The spelling of 22666261461 in words is "twenty-two billion, six hundred sixty-six million, two hundred sixty-one thousand, four hundred sixty-one".