134644843707 has 16 divisors (see below), whose sum is σ = 195857787648. Its totient is φ = 81598459680.

The previous prime is 134644843693. The next prime is 134644843717. The reversal of 134644843707 is 707348446431.

It is not a de Polignac number, because 134644843707 - 2¹⁴ = 134644827323 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 134644843707.

It is not an unprimeable number, because it can be changed into a prime (134644843717) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 558873 + ... + 762645.

It is an arithmetic number, because the mean of its divisors is an integer number (12241111728).

Almost surely, 2^134644843707 is an apocalyptic number.

134644843707 is a deficient number, since it is larger than the sum of its proper divisors (61212943941).

134644843707 is a wasteful number, since it uses less digits than its factorization.

134644843707 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 223810.

The product of its (nonzero) digits is 5419008, while the sum is 51.

The spelling of 134644843707 in words is "one hundred thirty-four billion, six hundred forty-four million, eight hundred forty-three thousand, seven hundred seven".