216662000402 has 16 divisors (see below), whose sum is σ = 339326684352. Its totient is φ = 103558759920.

The previous prime is 216662000339. The next prime is 216662000413. The reversal of 216662000402 is 204000266612.

It is a pancake number, because a pancake can be divided into 216662000402 parts by 658273 straight cuts.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1336049 + ... + 1489412.

It is an arithmetic number, because the mean of its divisors is an integer number (21207917772).

Almost surely, 2^216662000402 is an apocalyptic number.

216662000402 is a deficient number, since it is larger than the sum of its proper divisors (122664683950).

216662000402 is a wasteful number, since it uses less digits than its factorization.

216662000402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2827153.

The product of its (nonzero) digits is 6912, while the sum is 29.

The spelling of 216662000402 in words is "two hundred sixteen billion, six hundred sixty-two million, four hundred two", and thus it is an aban number.