134705011820 has 24 divisors (see below), whose sum is σ = 282890361600. Its totient is φ = 53880131072.

The previous prime is 134705011811. The next prime is 134705011913. The reversal of 134705011820 is 28110507431.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 571061 + ... + 771699.

It is an arithmetic number, because the mean of its divisors is an integer number (11787098400).

Almost surely, 2^134705011820 is an apocalyptic number.

134705011820 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

134705011820 is an abundant number, since it is smaller than the sum of its proper divisors (148185349780).

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

134705011820 is a wasteful number, since it uses less digits than its factorization.

134705011820 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 234217 (or 234215 counting only the distinct ones).

The product of its (nonzero) digits is 6720, while the sum is 32.

The spelling of 134705011820 in words is "one hundred thirty-four billion, seven hundred five million, eleven thousand, eight hundred twenty".