102063646655 has 8 divisors (see below), whose sum is σ = 123689013984. Its totient is φ = 80842492000.

The previous prime is 102063646651. The next prime is 102063646681. The reversal of 102063646655 is 556646360201.

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

It is not a de Polignac number, because 102063646655 - 2² = 102063646651 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 (102063646651) 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, 101052611 + ... + 101053620.

It is an arithmetic number, because the mean of its divisors is an integer number (15461126748).

Almost surely, 2^102063646655 is an apocalyptic number.

102063646655 is a deficient number, since it is larger than the sum of its proper divisors (21625367329).

102063646655 is a wasteful number, since it uses less digits than its factorization.

102063646655 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 202106337.

The product of its (nonzero) digits is 777600, while the sum is 44.

The spelling of 102063646655 in words is "one hundred two billion, sixty-three million, six hundred forty-six thousand, six hundred fifty-five".