216444635044462 has 64 divisors (see below), whose sum is σ = 363376145793024. Its totient is φ = 95849310371040.

The previous prime is 216444635044447. The next prime is 216444635044523. The reversal of 216444635044462 is 264440536444612.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2639431153 + ... + 2639513155.

It is an arithmetic number, because the mean of its divisors is an integer number (5677752278016).

Almost surely, 2^{216444635044462} is an apocalyptic number.

216444635044462 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

216444635044462 is a deficient number, since it is larger than the sum of its proper divisors (146931510748562).

216444635044462 is a wasteful number, since it uses less digits than its factorization.

216444635044462 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 93733.

The product of its (nonzero) digits is 53084160, while the sum is 55.

The spelling of 216444635044462 in words is "two hundred sixteen trillion, four hundred forty-four billion, six hundred thirty-five million, forty-four thousand, four hundred sixty-two".