1002605713788 has 96 divisors (see below), whose sum is σ = 2746704185344. Its totient is φ = 278632493568.

The previous prime is 1002605713787. The next prime is 1002605713817. The reversal of 1002605713788 is 8873175062001.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1002605713787) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 10622781 + ... + 10716747.

Almost surely, 2^{1002605713788} 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 1002605713788, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1373352092672).

1002605713788 is an abundant number, since it is smaller than the sum of its proper divisors (1744098471556).

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

1002605713788 is a wasteful number, since it uses less digits than its factorization.

1002605713788 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 97451 (or 97449 counting only the distinct ones).

The product of its (nonzero) digits is 564480, while the sum is 48.

The spelling of 1002605713788 in words is "one trillion, two billion, six hundred five million, seven hundred thirteen thousand, seven hundred eighty-eight".