1002945046392 has 192 divisors, whose sum is σ = 2785753620000. Its totient is φ = 325877529600.

The previous prime is 1002945046387. The next prime is 1002945046459. The reversal of 1002945046392 is 2936405492001.

1002945046392 is a `hidden beast` number, since 1 + 0 + 0 + 2 + 9 + 4 + 5 + 0 + 4 + 639 + 2 = 666.

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 333092167 + ... + 333095177.

Almost surely, 2^{1002945046392} is an apocalyptic number.

1002945046392 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1002945046392, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1392876810000).

1002945046392 is an abundant number, since it is smaller than the sum of its proper divisors (1782808573608).

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

1002945046392 is a wasteful number, since it uses less digits than its factorization.

1002945046392 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3742 (or 3735 counting only the distinct ones).

The product of its (nonzero) digits is 466560, while the sum is 45.

The spelling of 1002945046392 in words is "one trillion, two billion, nine hundred forty-five million, forty-six thousand, three hundred ninety-two".