10855667478 has 8 divisors (see below), whose sum is σ = 21711334968. Its totient is φ = 3618555824.

The previous prime is 10855667437. The next prime is 10855667497. The reversal of 10855667478 is 87476655801.

It is a happy number.

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

10855667478 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, 904638951 + ... + 904638962.

It is an arithmetic number, because the mean of its divisors is an integer number (2713916871).

Almost surely, 2^10855667478 is an apocalyptic number.

10855667478 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.

10855667478 is a wasteful number, since it uses less digits than its factorization.

10855667478 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1809277918.

The product of its (nonzero) digits is 11289600, while the sum is 57.

The spelling of 10855667478 in words is "ten billion, eight hundred fifty-five million, six hundred sixty-seven thousand, four hundred seventy-eight".