11942478306 has 24 divisors (see below), whose sum is σ = 28227676464. Its totient is φ = 3618932760.

The previous prime is 11942478299. The next prime is 11942478343. The reversal of 11942478306 is 60387424911.

11942478306 is a `hidden beast` number, since 11 + 94 + 247 + 8 + 306 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 30157576 + ... + 30157971.

It is an arithmetic number, because the mean of its divisors is an integer number (1176153186).

Almost surely, 2^11942478306 is an apocalyptic number.

11942478306 is an abundant number, since it is smaller than the sum of its proper divisors (16285198158).

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

11942478306 is a wasteful number, since it uses less digits than its factorization.

11942478306 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60315566 (or 60315563 counting only the distinct ones).

The product of its (nonzero) digits is 290304, while the sum is 45.

The spelling of 11942478306 in words is "eleven billion, nine hundred forty-two million, four hundred seventy-eight thousand, three hundred six".