665794002 has 8 divisors (see below), whose sum is σ = 1331588016. Its totient is φ = 221931332.

The previous prime is 665793979. The next prime is 665794043. The reversal of 665794002 is 200497566.

It is a sphenic number, since it is the product of 3 distinct primes.

665794002 is an admirable number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 55482828 + ... + 55482839.

It is an arithmetic number, because the mean of its divisors is an integer number (166448502).

Almost surely, 2^665794002 is an apocalyptic number.

665794002 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

665794002 is a wasteful number, since it uses less digits than its factorization.

665794002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110965672.

The product of its (nonzero) digits is 90720, while the sum is 39.

The square root of 665794002 is about 25802.9843622787. The cubic root of 665794002 is about 873.1991268953.

The spelling of 665794002 in words is "six hundred sixty-five million, seven hundred ninety-four thousand, two".