134873188020 has 96 divisors (see below), whose sum is σ = 419736038400. Its totient is φ = 35954992512.

The previous prime is 134873188013. The next prime is 134873188091. The reversal of 134873188020 is 20881378431.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1776682 + ... + 1851038.

It is an arithmetic number, because the mean of its divisors is an integer number (4372250400).

Almost surely, 2^134873188020 is an apocalyptic number.

134873188020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

134873188020 is an abundant number, since it is smaller than the sum of its proper divisors (284862850380).

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

134873188020 is a wasteful number, since it uses less digits than its factorization.

134873188020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77734 (or 77726 counting only the distinct ones).

The product of its (nonzero) digits is 258048, while the sum is 45.

The spelling of 134873188020 in words is "one hundred thirty-four billion, eight hundred seventy-three million, one hundred eighty-eight thousand, twenty".