1002431905392 has 40 divisors (see below), whose sum is σ = 2725911324160. Its totient is φ = 316557443520.

The previous prime is 1002431905369. The next prime is 1002431905451. The reversal of 1002431905392 is 2935091342001.

It is a self number, because there is not a number n which added to its sum of digits gives 1002431905392.

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, 549577984 + ... + 549579807.

It is an arithmetic number, because the mean of its divisors is an integer number (68147783104).

Almost surely, 2^{1002431905392} is an apocalyptic number.

1002431905392 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1002431905392 is an abundant number, since it is smaller than the sum of its proper divisors (1723479418768).

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

1002431905392 is a wasteful number, since it uses less digits than its factorization.

1002431905392 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1099157821 (or 1099157815 counting only the distinct ones).

The product of its (nonzero) digits is 58320, while the sum is 39.

The spelling of 1002431905392 in words is "one trillion, two billion, four hundred thirty-one million, nine hundred five thousand, three hundred ninety-two".