3611114646866 has 4 divisors (see below), whose sum is σ = 5416671970302. Its totient is φ = 1805557323432.

The previous prime is 3611114646827. The next prime is 3611114646869. The reversal of 3611114646866 is 6686464111163.

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

It can be written as a sum of positive squares in only one way, i.e., 3349869970225 + 261244676641 = 1830265^2 + 511121^2 .

It is not an unprimeable number, because it can be changed into a prime (3611114646869) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 902778661715 + ... + 902778661718.

Almost surely, 2^{3611114646866} is an apocalyptic number.

3611114646866 is a deficient number, since it is larger than the sum of its proper divisors (1805557323436).

3611114646866 is a wasteful number, since it uses less digits than its factorization.

3611114646866 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1805557323435.

The product of its digits is 2985984, while the sum is 53.

The spelling of 3611114646866 in words is "three trillion, six hundred eleven billion, one hundred fourteen million, six hundred forty-six thousand, eight hundred sixty-six".