11777601607 has 2 divisors, whose sum is σ = 11777601608. Its totient is φ = 11777601606.

The previous prime is 11777601599. The next prime is 11777601631. The reversal of 11777601607 is 70610677711.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11777601607 - 2³ = 11777601599 is a prime.

It is a super-2 number, since 2×11777601607² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11777601637) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5888800803 + 5888800804.

It is an arithmetic number, because the mean of its divisors is an integer number (5888800804).

Almost surely, 2^11777601607 is an apocalyptic number.

11777601607 is a deficient number, since it is larger than the sum of its proper divisors (1).

11777601607 is an equidigital number, since it uses as much as digits as its factorization.

11777601607 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 86436, while the sum is 43.

The spelling of 11777601607 in words is "eleven billion, seven hundred seventy-seven million, six hundred one thousand, six hundred seven".