134021423040 has 224 divisors, whose sum is σ = 461028775680. Its totient is φ = 32854327296.

The previous prime is 134021423027. The next prime is 134021423059. The reversal of 134021423040 is 40324120431.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a self number, because there is not a number n which added to its sum of digits gives 134021423040.

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, 606271 + ... + 797249.

Almost surely, 2^134021423040 is an apocalyptic number.

134021423040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 134021423040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (230514387840).

134021423040 is an abundant number, since it is smaller than the sum of its proper divisors (327007352640).

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

134021423040 is a wasteful number, since it uses less digits than its factorization.

134021423040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 191059 (or 191049 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 24.

Adding to 134021423040 its reverse (40324120431), we get a palindrome (174345543471).

The spelling of 134021423040 in words is "one hundred thirty-four billion, twenty-one million, four hundred twenty-three thousand, forty".