667005360 has 80 divisors (see below), whose sum is σ = 2363110656. Its totient is φ = 152457984.

The previous prime is 667005349. The next prime is 667005403. The reversal of 667005360 is 63500766.

It is a tau number, because it is divible by the number of its divisors (80).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 196834 + ... + 200193.

Almost surely, 2^667005360 is an apocalyptic number.

667005360 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

667005360 is an abundant number, since it is smaller than the sum of its proper divisors (1696105296).

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

667005360 is a wasteful number, since it uses less digits than its factorization.

667005360 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 397050 (or 397044 counting only the distinct ones).

The product of its (nonzero) digits is 22680, while the sum is 33.

The square root of 667005360 is about 25826.4469100959. The cubic root of 667005360 is about 873.7283776303.

The spelling of 667005360 in words is "six hundred sixty-seven million, five thousand, three hundred sixty".