402666605116 has 12 divisors (see below), whose sum is σ = 714319526032. Its totient is φ = 198575311968.

The previous prime is 402666605101. The next prime is 402666605141. The reversal of 402666605116 is 611506666204.

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 689497320 + ... + 689497903.

Almost surely, 2^402666605116 is an apocalyptic number.

It is an amenable number.

402666605116 is a deficient number, since it is larger than the sum of its proper divisors (311652920916).

402666605116 is a wasteful number, since it uses less digits than its factorization.

402666605116 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1378995300 (or 1378995298 counting only the distinct ones).

The product of its (nonzero) digits is 311040, while the sum is 43.

The spelling of 402666605116 in words is "four hundred two billion, six hundred sixty-six million, six hundred five thousand, one hundred sixteen".