134444033440 has 96 divisors (see below), whose sum is σ = 334447081920. Its totient is φ = 50931062784.

The previous prime is 134444033419. The next prime is 134444033443. The reversal of 134444033440 is 44330444431.

It is a junction number, because it is equal to n+sod(n) for n = 134444033396 and 134444033405.

It is not an unprimeable number, because it can be changed into a prime (134444033443) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14566107 + ... + 14575333.

It is an arithmetic number, because the mean of its divisors is an integer number (3483823770).

Almost surely, 2^134444033440 is an apocalyptic number.

134444033440 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 134444033440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (167223540960).

134444033440 is an abundant number, since it is smaller than the sum of its proper divisors (200003048480).

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

134444033440 is a wasteful number, since it uses less digits than its factorization.

134444033440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14054 (or 14046 counting only the distinct ones).

The product of its (nonzero) digits is 110592, while the sum is 34.

Adding to 134444033440 its reverse (44330444431), we get a palindrome (178774477871).

The spelling of 134444033440 in words is "one hundred thirty-four billion, four hundred forty-four million, thirty-three thousand, four hundred forty".