134385831368 has 16 divisors (see below), whose sum is σ = 266795400780. Its totient is φ = 63240391168.

The previous prime is 134385831353. The next prime is 134385831373. The reversal of 134385831368 is 863138583431.

It can be written as a sum of positive squares in 2 ways, for example, as 134115623524 + 270207844 = 366218^2 + 16438^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 494065421 + ... + 494065692.

Almost surely, 2^134385831368 is an apocalyptic number.

It is an amenable number.

134385831368 is a deficient number, since it is larger than the sum of its proper divisors (132409569412).

134385831368 is a wasteful number, since it uses less digits than its factorization.

134385831368 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 988131136 (or 988131132 counting only the distinct ones).

The product of its digits is 4976640, while the sum is 53.

The spelling of 134385831368 in words is "one hundred thirty-four billion, three hundred eighty-five million, eight hundred thirty-one thousand, three hundred sixty-eight".