134240412020 has 48 divisors (see below), whose sum is σ = 331188939648. Its totient is φ = 45059717760.

The previous prime is 134240412011. The next prime is 134240412023. The reversal of 134240412020 is 20214042431.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134240412023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 23465744 + ... + 23471463.

It is an arithmetic number, because the mean of its divisors is an integer number (6899769576).

Almost surely, 2^134240412020 is an apocalyptic number.

134240412020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

134240412020 is an abundant number, since it is smaller than the sum of its proper divisors (196948527628).

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

134240412020 is a wasteful number, since it uses less digits than its factorization.

134240412020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46937240 (or 46937238 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 23.

Adding to 134240412020 its reverse (20214042431), we get a palindrome (154454454451).

The spelling of 134240412020 in words is "one hundred thirty-four billion, two hundred forty million, four hundred twelve thousand, twenty".