134481671565696 has 2304 divisors, whose sum is σ = 545218375665600. Its totient is φ = 31338340024320.

The previous prime is 134481671565667. The next prime is 134481671565797. The reversal of 134481671565696 is 696565176184431.

134481671565696 is a `hidden beast` number, since 1 + 3 + 4 + 4 + 8 + 1 + 6 + 7 + 1 + 56 + 569 + 6 = 666.

It is a Harshad number since it is a multiple of its sum of digits (72).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 287 ways as a sum of consecutive naturals, for example, 26783839666 + ... + 26783844686.

Almost surely, 2^{134481671565696} is an apocalyptic number.

134481671565696 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 134481671565696, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (272609187832800).

134481671565696 is an abundant number, since it is smaller than the sum of its proper divisors (410736704099904).

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

134481671565696 is a wasteful number, since it uses less digits than its factorization.

134481671565696 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5217 (or 5195 counting only the distinct ones).

The product of its digits is 783820800, while the sum is 72.

The spelling of 134481671565696 in words is "one hundred thirty-four trillion, four hundred eighty-one billion, six hundred seventy-one million, five hundred sixty-five thousand, six hundred ninety-six".