667342074000 has 960 divisors, whose sum is σ = 2572587343872. Its totient is φ = 148345344000.

The previous prime is 667342073999. The next prime is 667342074013. The reversal of 667342074000 is 470243766.

It is a self number, because there is not a number n which added to its sum of digits gives 667342074000.

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 191 ways as a sum of consecutive naturals, for example, 2277617854 + ... + 2277618146.

Almost surely, 2^667342074000 is an apocalyptic number.

667342074000 is a gapful number since it is divisible by the number (60) 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 667342074000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1286293671936).

667342074000 is an abundant number, since it is smaller than the sum of its proper divisors (1905245269872).

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

667342074000 is a wasteful number, since it uses less digits than its factorization.

667342074000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 521 (or 498 counting only the distinct ones).

The product of its (nonzero) digits is 169344, while the sum is 39.

The spelling of 667342074000 in words is "six hundred sixty-seven billion, three hundred forty-two million, seventy-four thousand".