102147365888 has 88 divisors (see below), whose sum is σ = 220186291920. Its totient is φ = 47205089280.

The previous prime is 102147365863. The next prime is 102147365893. The reversal of 102147365888 is 888563741201.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 733670 + ... + 861722.

Almost surely, 2^102147365888 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 102147365888, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (110093145960).

102147365888 is an abundant number, since it is smaller than the sum of its proper divisors (118038926032).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

102147365888 is a wasteful number, since it uses less digits than its factorization.

102147365888 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 128133 (or 128115 counting only the distinct ones).

The product of its (nonzero) digits is 2580480, while the sum is 53.

The spelling of 102147365888 in words is "one hundred two billion, one hundred forty-seven million, three hundred sixty-five thousand, eight hundred eighty-eight".