134078645490 has 16 divisors (see below), whose sum is σ = 321788749248. Its totient is φ = 35754305456.

The previous prime is 134078645483. The next prime is 134078645509. The reversal of 134078645490 is 94546870431.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2234644062 + ... + 2234644121.

It is an arithmetic number, because the mean of its divisors is an integer number (20111796828).

Almost surely, 2^134078645490 is an apocalyptic number.

134078645490 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

134078645490 is an abundant number, since it is smaller than the sum of its proper divisors (187710103758).

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

134078645490 is a wasteful number, since it uses less digits than its factorization.

134078645490 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4469288193.

The product of its (nonzero) digits is 2903040, while the sum is 51.

The spelling of 134078645490 in words is "one hundred thirty-four billion, seventy-eight million, six hundred forty-five thousand, four hundred ninety".