11878280206 has 16 divisors (see below), whose sum is σ = 19257273504. Its totient is φ = 5462488224.

The previous prime is 11878280159. The next prime is 11878280231. The reversal of 11878280206 is 60208287811.

It is a super-3 number, since 3×11878280206³ (a number of 31 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 817450 + ... + 831853.

It is an arithmetic number, because the mean of its divisors is an integer number (1203579594).

Almost surely, 2^11878280206 is an apocalyptic number.

11878280206 is a deficient number, since it is larger than the sum of its proper divisors (7378993298).

11878280206 is a wasteful number, since it uses less digits than its factorization.

11878280206 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1649595.

The product of its (nonzero) digits is 86016, while the sum is 43.

The spelling of 11878280206 in words is "eleven billion, eight hundred seventy-eight million, two hundred eighty thousand, two hundred six".