102126726702 has 144 divisors (see below), whose sum is σ = 298729012608. Its totient is φ = 24485872320.

The previous prime is 102126726673. The next prime is 102126726719. The reversal of 102126726702 is 207627621201.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 16233 + ... + 452235.

It is an arithmetic number, because the mean of its divisors is an integer number (2074507032).

Almost surely, 2^102126726702 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 102126726702, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (149364506304).

102126726702 is an abundant number, since it is smaller than the sum of its proper divisors (196602285906).

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

102126726702 is a wasteful number, since it uses less digits than its factorization.

102126726702 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 436055 (or 436039 counting only the distinct ones).

The product of its (nonzero) digits is 28224, while the sum is 36.

It can be divided in two parts, 102126 and 726702, that added together give a palindrome (828828).

The spelling of 102126726702 in words is "one hundred two billion, one hundred twenty-six million, seven hundred twenty-six thousand, seven hundred two".