11667045777652 has 12 divisors (see below), whose sum is σ = 20504958138756. Its totient is φ = 5808486309440.

The previous prime is 11667045777601. The next prime is 11667045777659. The reversal of 11667045777652 is 25677754076611.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 1697277417616 + 9969768360036 = 1302796^2 + 3157494^2 .

It is a super-2 number, since 2×11667045777652² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11667045777659) 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, 6259143799 + ... + 6259145662.

It is an arithmetic number, because the mean of its divisors is an integer number (1708746511563).

Almost surely, 2^{11667045777652} is an apocalyptic number.

It is an amenable number.

11667045777652 is a deficient number, since it is larger than the sum of its proper divisors (8837912361104).

11667045777652 is a wasteful number, since it uses less digits than its factorization.

11667045777652 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12518289698 (or 12518289696 counting only the distinct ones).

The product of its (nonzero) digits is 103723200, while the sum is 64.

The spelling of 11667045777652 in words is "eleven trillion, six hundred sixty-seven billion, forty-five million, seven hundred seventy-seven thousand, six hundred fifty-two".