102216187864637 has 16 divisors (see below), whose sum is σ = 127440335472000. Its totient is φ = 79647745443840.

The previous prime is 102216187864619. The next prime is 102216187864691. The reversal of 102216187864637 is 736468781612201.

It is not a de Polignac number, because 102216187864637 - 2⁶ = 102216187864573 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 102216187864637.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102216187864837) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5241812 + ... + 15228557.

It is an arithmetic number, because the mean of its divisors is an integer number (7965020967000).

Almost surely, 2^{102216187864637} is an apocalyptic number.

It is an amenable number.

102216187864637 is a deficient number, since it is larger than the sum of its proper divisors (25224147607363).

102216187864637 is a wasteful number, since it uses less digits than its factorization.

102216187864637 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20535236.

The product of its (nonzero) digits is 32514048, while the sum is 62.

The spelling of 102216187864637 in words is "one hundred two trillion, two hundred sixteen billion, one hundred eighty-seven million, eight hundred sixty-four thousand, six hundred thirty-seven".