67189540000 has 120 divisors (see below), whose sum is σ = 180323877888. Its totient is φ = 24432480000.

The previous prime is 67189539983. The next prime is 67189540013. The reversal of 67189540000 is 4598176.

It is a Harshad number since it is a multiple of its sum of digits (40).

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 67297 + ... + 372703.

Almost surely, 2^67189540000 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 67189540000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (90161938944).

67189540000 is an abundant number, since it is smaller than the sum of its proper divisors (113134337888).

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

67189540000 is a wasteful number, since it uses less digits than its factorization.

67189540000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 305448 (or 305425 counting only the distinct ones).

The product of its (nonzero) digits is 60480, while the sum is 40.

The spelling of 67189540000 in words is "sixty-seven billion, one hundred eighty-nine million, five hundred forty thousand".