11777648406 has 8 divisors (see below), whose sum is σ = 23555296824. Its totient is φ = 3925882800.

The previous prime is 11777648353. The next prime is 11777648423. The reversal of 11777648406 is 60484677711.

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

11777648406 is an admirable number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 981470695 + ... + 981470706.

It is an arithmetic number, because the mean of its divisors is an integer number (2944412103).

Almost surely, 2^11777648406 is an apocalyptic number.

11777648406 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11777648406 is a wasteful number, since it uses less digits than its factorization.

11777648406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1962941406.

The product of its (nonzero) digits is 1580544, while the sum is 51.

The spelling of 11777648406 in words is "eleven billion, seven hundred seventy-seven million, six hundred forty-eight thousand, four hundred six".