134491659478 has 12 divisors (see below), whose sum is σ = 221744513340. Its totient is φ = 61132572380.

The previous prime is 134491659461. The next prime is 134491659481. The reversal of 134491659478 is 874956194431.

134491659478 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 277875088 + ... + 277875571.

It is an arithmetic number, because the mean of its divisors is an integer number (18478709445).

Almost surely, 2^134491659478 is an apocalyptic number.

134491659478 is a deficient number, since it is larger than the sum of its proper divisors (87252853862).

134491659478 is a wasteful number, since it uses less digits than its factorization.

134491659478 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 555750683 (or 555750672 counting only the distinct ones).

The product of its digits is 26127360, while the sum is 61.

The spelling of 134491659478 in words is "one hundred thirty-four billion, four hundred ninety-one million, six hundred fifty-nine thousand, four hundred seventy-eight".