11847667968870 has 16 divisors (see below), whose sum is σ = 28434403125360. Its totient is φ = 3159378125024.

The previous prime is 11847667968847. The next prime is 11847667968907. The reversal of 11847667968870 is 7886976674811.

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, 197461132785 + ... + 197461132844.

It is an arithmetic number, because the mean of its divisors is an integer number (1777150195335).

Almost surely, 2^{11847667968870} is an apocalyptic number.

11847667968870 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11847667968870 is an abundant number, since it is smaller than the sum of its proper divisors (16586735156490).

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

11847667968870 is a wasteful number, since it uses less digits than its factorization.

11847667968870 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 394922265639.

The product of its (nonzero) digits is 1365590016, while the sum is 78.

The spelling of 11847667968870 in words is "eleven trillion, eight hundred forty-seven billion, six hundred sixty-seven million, nine hundred sixty-eight thousand, eight hundred seventy".