11777764706 has 8 divisors (see below), whose sum is σ = 17675360220. Its totient is φ = 5885977968.

The previous prime is 11777764703. The next prime is 11777764709. The reversal of 11777764706 is 60746777711.

It is an interprime number because it is at equal distance from previous prime (11777764703) and next prime (11777764709).

It can be written as a sum of positive squares in 2 ways, for example, as 11652123025 + 125641681 = 107945^2 + 11209^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (11777764703) 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, 1447121 + ... + 1455236.

Almost surely, 2^11777764706 is an apocalyptic number.

11777764706 is a deficient number, since it is larger than the sum of its proper divisors (5897595514).

11777764706 is a wasteful number, since it uses less digits than its factorization.

11777764706 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2904388.

The product of its (nonzero) digits is 2420208, while the sum is 53.

The spelling of 11777764706 in words is "eleven billion, seven hundred seventy-seven million, seven hundred sixty-four thousand, seven hundred six".