1002445013200 has 30 divisors (see below), whose sum is σ = 2408374145174. Its totient is φ = 400978005120.

The previous prime is 1002445013197. The next prime is 1002445013203. The reversal of 1002445013200 is 23105442001.

It is an interprime number because it is at equal distance from previous prime (1002445013197) and next prime (1002445013203).

It can be written as a sum of positive squares in 3 ways, for example, as 79508208784 + 922936804416 = 281972^2 + 960696^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1002445013203) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1253055867 + ... + 1253056666.

Almost surely, 2^{1002445013200} is an apocalyptic number.

1002445013200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1002445013200 is an abundant number, since it is smaller than the sum of its proper divisors (1405929131974).

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

1002445013200 is a wasteful number, since it uses less digits than its factorization.

1002445013200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2506112551 (or 2506112540 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 22.

The spelling of 1002445013200 in words is "one trillion, two billion, four hundred forty-five million, thirteen thousand, two hundred".