134371780072 has 8 divisors (see below), whose sum is σ = 251947087650. Its totient is φ = 67185890032.

The previous prime is 134371780063. The next prime is 134371780079. The reversal of 134371780072 is 270087173431.

It can be written as a sum of positive squares in only one way, i.e., 87198546436 + 47173233636 = 295294^2 + 217194^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (134371780079) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8398236247 + ... + 8398236262.

Almost surely, 2^134371780072 is an apocalyptic number.

It is an amenable number.

134371780072 is a deficient number, since it is larger than the sum of its proper divisors (117575307578).

134371780072 is a wasteful number, since it uses less digits than its factorization.

134371780072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16796472515 (or 16796472511 counting only the distinct ones).

The product of its (nonzero) digits is 197568, while the sum is 43.

The spelling of 134371780072 in words is "one hundred thirty-four billion, three hundred seventy-one million, seven hundred eighty thousand, seventy-two".