659994441402 has 8 divisors (see below), whose sum is σ = 1319988882816. Its totient is φ = 219998147132.

The previous prime is 659994441373. The next prime is 659994441413. The reversal of 659994441402 is 204144499956.

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

659994441402 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, 54999536778 + ... + 54999536789.

It is an arithmetic number, because the mean of its divisors is an integer number (164998610352).

Almost surely, 2^659994441402 is an apocalyptic number.

659994441402 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.

659994441402 is a wasteful number, since it uses less digits than its factorization.

659994441402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 109999073572.

The product of its (nonzero) digits is 11197440, while the sum is 57.

The spelling of 659994441402 in words is "six hundred fifty-nine billion, nine hundred ninety-four million, four hundred forty-one thousand, four hundred two".