134180321940 has 144 divisors (see below), whose sum is σ = 466969531392. Its totient is φ = 30550376448.

The previous prime is 134180321927. The next prime is 134180321953. The reversal of 134180321940 is 49123081431.

It is an interprime number because it is at equal distance from previous prime (134180321927) and next prime (134180321953).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 134180321895 and 134180321904.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 116637 + ... + 531003.

It is an arithmetic number, because the mean of its divisors is an integer number (3242843968).

Almost surely, 2^134180321940 is an apocalyptic number.

134180321940 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 134180321940, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (233484765696).

134180321940 is an abundant number, since it is smaller than the sum of its proper divisors (332789209452).

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

134180321940 is a wasteful number, since it uses less digits than its factorization.

134180321940 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 414646 (or 414641 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 36.

The spelling of 134180321940 in words is "one hundred thirty-four billion, one hundred eighty million, three hundred twenty-one thousand, nine hundred forty".