134951808447 has 6 divisors (see below), whose sum is σ = 194930389992. Its totient is φ = 89967872292.

The previous prime is 134951808427. The next prime is 134951808479. The reversal of 134951808447 is 744808159431.

134951808447 is a `hidden beast` number, since 1 + 3 + 4 + 9 + 518 + 0 + 84 + 47 = 666.

It is not a de Polignac number, because 134951808447 - 2⁸ = 134951808191 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 134951808393 and 134951808402.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134951808427) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 7497322683 + ... + 7497322700.

It is an arithmetic number, because the mean of its divisors is an integer number (32488398332).

Almost surely, 2^134951808447 is an apocalyptic number.

134951808447 is a deficient number, since it is larger than the sum of its proper divisors (59978581545).

134951808447 is a wasteful number, since it uses less digits than its factorization.

134951808447 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14994645389 (or 14994645386 counting only the distinct ones).

The product of its (nonzero) digits is 3870720, while the sum is 54.

The spelling of 134951808447 in words is "one hundred thirty-four billion, nine hundred fifty-one million, eight hundred eight thousand, four hundred forty-seven".