1002043474772 has 24 divisors (see below), whose sum is σ = 1844790746400. Its totient is φ = 475546052576.

The previous prime is 1002043474771. The next prime is 1002043474811. The reversal of 1002043474772 is 2774743402001.

It is a super-2 number, since 2×1002043474772² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1002043474771) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 73199138 + ... + 73212825.

It is an arithmetic number, because the mean of its divisors is an integer number (76866281100).

Almost surely, 2^{1002043474772} is an apocalyptic number.

It is an amenable number.

1002043474772 is a deficient number, since it is larger than the sum of its proper divisors (842747271628).

1002043474772 is a wasteful number, since it uses less digits than its factorization.

1002043474772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 146412055 (or 146412053 counting only the distinct ones).

The product of its (nonzero) digits is 263424, while the sum is 41.

Adding to 1002043474772 its reverse (2774743402001), we get a palindrome (3776786876773).

The spelling of 1002043474772 in words is "one trillion, two billion, forty-three million, four hundred seventy-four thousand, seven hundred seventy-two".