11070777667 has 4 divisors (see below), whose sum is σ = 11306326176. Its totient is φ = 10835229160.

The previous prime is 11070777649. The next prime is 11070777727. The reversal of 11070777667 is 76677707011.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 76677707011 = 4253 ⋅18029087.

It is a cyclic number.

It is not a de Polignac number, because 11070777667 - 2⁷ = 11070777539 is a prime.

It is a Smith number, since the sum of its digits (49) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 11070777667.

It is not an unprimeable number, because it can be changed into a prime (11070777607) 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, 117774184 + ... + 117774277.

It is an arithmetic number, because the mean of its divisors is an integer number (2826581544).

Almost surely, 2^11070777667 is an apocalyptic number.

11070777667 is a deficient number, since it is larger than the sum of its proper divisors (235548509).

11070777667 is an equidigital number, since it uses as much as digits as its factorization.

11070777667 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 235548508.

The product of its (nonzero) digits is 605052, while the sum is 49.

The spelling of 11070777667 in words is "eleven billion, seventy million, seven hundred seventy-seven thousand, six hundred sixty-seven".