11556420460206 has 8 divisors (see below), whose sum is σ = 23112840920424. Its totient is φ = 3852140153400.

The previous prime is 11556420460177. The next prime is 11556420460231. The reversal of 11556420460206 is 60206402465511.

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

11556420460206 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, 963035038345 + ... + 963035038356.

It is an arithmetic number, because the mean of its divisors is an integer number (2889105115053).

Almost surely, 2^{11556420460206} is an apocalyptic number.

11556420460206 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.

11556420460206 is a wasteful number, since it uses less digits than its factorization.

11556420460206 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1926070076706.

The product of its (nonzero) digits is 345600, while the sum is 42.

The spelling of 11556420460206 in words is "eleven trillion, five hundred fifty-six billion, four hundred twenty million, four hundred sixty thousand, two hundred six".