102664444663 has 8 divisors (see below), whose sum is σ = 113833602576. Its totient is φ = 91801291200.

The previous prime is 102664444657. The next prime is 102664444669. The reversal of 102664444663 is 366444466201.

It is an interprime number because it is at equal distance from previous prime (102664444657) and next prime (102664444669).

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

It is not a de Polignac number, because 102664444663 - 2⁹ = 102664444151 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102664444669) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 76500406 + ... + 76501747.

It is an arithmetic number, because the mean of its divisors is an integer number (14229200322).

Almost surely, 2^102664444663 is an apocalyptic number.

102664444663 is a deficient number, since it is larger than the sum of its proper divisors (11169157913).

102664444663 is a wasteful number, since it uses less digits than its factorization.

102664444663 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 153002225.

The product of its (nonzero) digits is 1990656, while the sum is 46.

The spelling of 102664444663 in words is "one hundred two billion, six hundred sixty-four million, four hundred forty-four thousand, six hundred sixty-three".