11775279677 has 8 divisors (see below), whose sum is σ = 13458183936. Its totient is φ = 10092555792.

The previous prime is 11775279643. The next prime is 11775279679. The reversal of 11775279677 is 77697257711.

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

It is a cyclic number.

It is not a de Polignac number, because 11775279677 - 2⁶ = 11775279613 is a prime.

It is a super-2 number, since 2×11775279677² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11775279679) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 152588 + ... + 216410.

It is an arithmetic number, because the mean of its divisors is an integer number (1682272992).

Almost surely, 2^11775279677 is an apocalyptic number.

It is an amenable number.

11775279677 is a deficient number, since it is larger than the sum of its proper divisors (1682904259).

11775279677 is an equidigital number, since it uses as much as digits as its factorization.

11775279677 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 90187.

The product of its digits is 9075780, while the sum is 59.

The spelling of 11775279677 in words is "eleven billion, seven hundred seventy-five million, two hundred seventy-nine thousand, six hundred seventy-seven".