134347120864 has 144 divisors (see below), whose sum is σ = 310431090816. Its totient is φ = 57051751680.

The previous prime is 134347120847. The next prime is 134347120931. The reversal of 134347120864 is 468021743431.

It is a Harshad number since it is a multiple of its sum of digits (43).

It is a self number, because there is not a number n which added to its sum of digits gives 134347120864.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3811867 + ... + 3846949.

It is an arithmetic number, because the mean of its divisors is an integer number (2155771464).

Almost surely, 2^134347120864 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 134347120864, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (155215545408).

134347120864 is an abundant number, since it is smaller than the sum of its proper divisors (176083969952).

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

134347120864 is a wasteful number, since it uses less digits than its factorization.

134347120864 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35181 (or 35162 counting only the distinct ones).

The product of its (nonzero) digits is 387072, while the sum is 43.

The spelling of 134347120864 in words is "one hundred thirty-four billion, three hundred forty-seven million, one hundred twenty thousand, eight hundred sixty-four".