111377138134680 has 96 divisors (see below), whose sum is σ = 394882580673360. Its totient is φ = 27000518334720.

The previous prime is 111377138134651. The next prime is 111377138134681. The reversal of 111377138134680 is 86431831773111.

It is a happy number.

111377138134680 is a `hidden beast` number, since 1 + 1 + 1 + 37 + 7 + 138 + 13 + 468 + 0 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111377138134681) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 14062766007 + ... + 14062773926.

Almost surely, 2^{111377138134680} is an apocalyptic number.

111377138134680 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

111377138134680 is an abundant number, since it is smaller than the sum of its proper divisors (283505442538680).

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

111377138134680 is a wasteful number, since it uses less digits than its factorization.

111377138134680 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28125539961 (or 28125539954 counting only the distinct ones).

The product of its (nonzero) digits is 2032128, while the sum is 54.

The spelling of 111377138134680 in words is "one hundred eleven trillion, three hundred seventy-seven billion, one hundred thirty-eight million, one hundred thirty-four thousand, six hundred eighty".