134782906956 has 12 divisors (see below), whose sum is σ = 314493449592. Its totient is φ = 44927635648.

The previous prime is 134782906949. The next prime is 134782906957. The reversal of 134782906956 is 659609287431.

It is a tau number, because it is divible by the number of its divisors (12).

It is a self number, because there is not a number n which added to its sum of digits gives 134782906956.

It is not an unprimeable number, because it can be changed into a prime (134782906957) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5615954445 + ... + 5615954468.

It is an arithmetic number, because the mean of its divisors is an integer number (26207787466).

It is a 1-persistent number, because it is pandigital, but 2⋅134782906956 = 269565813912 is not.

Almost surely, 2^134782906956 is an apocalyptic number.

It is an amenable number.

134782906956 is an abundant number, since it is smaller than the sum of its proper divisors (179710542636).

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

134782906956 is a wasteful number, since it uses less digits than its factorization.

134782906956 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11231908920 (or 11231908918 counting only the distinct ones).

The product of its (nonzero) digits is 19595520, while the sum is 60.

The spelling of 134782906956 in words is "one hundred thirty-four billion, seven hundred eighty-two million, nine hundred six thousand, nine hundred fifty-six".