134658822837890 has 16 divisors (see below), whose sum is σ = 261030948886008. Its totient is φ = 49720180740096.

The previous prime is 134658822837883. The next prime is 134658822837893. The reversal of 134658822837890 is 98738228856431.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 118519344182281 + 16139478655609 = 10886659^2 + 4017397^2 .

It is not an unprimeable number, because it can be changed into a prime (134658822837893) by changing a digit.

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, 517918549247 + ... + 517918549506.

It is a 2-persistent number, because it is pandigital, and so is 2⋅134658822837890 = 269317645675780, but 3⋅134658822837890 = 403976468513670 is not.

Almost surely, 2^{134658822837890} is an apocalyptic number.

134658822837890 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

134658822837890 is a deficient number, since it is larger than the sum of its proper divisors (126372126048118).

134658822837890 is a wasteful number, since it uses less digits than its factorization.

134658822837890 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1035837098773.

The product of its (nonzero) digits is 1114767360, while the sum is 74.

The spelling of 134658822837890 in words is "one hundred thirty-four trillion, six hundred fifty-eight billion, eight hundred twenty-two million, eight hundred thirty-seven thousand, eight hundred ninety".