7145002736730 has 40 divisors (see below), whose sum is σ = 19212118472052. Its totient is φ = 1905334062912.

The previous prime is 7145002736713. The next prime is 7145002736731. The reversal of 7145002736730 is 376372005417.

7145002736730 is a `hidden beast` number, since 7 + 1 + 4 + 500 + 2 + 73 + 6 + 73 + 0 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 7140166507881 + 4836228849 = 2672109^2 + 69543^2 .

It is a Harshad number since it is a multiple of its sum of digits (45).

It is not an unprimeable number, because it can be changed into a prime (7145002736731) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 4410494707 + ... + 4410496326.

Almost surely, 2^{7145002736730} is an apocalyptic number.

7145002736730 is an abundant number, since it is smaller than the sum of its proper divisors (12067115735322).

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

7145002736730 is a wasteful number, since it uses less digits than its factorization.

7145002736730 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8820991052 (or 8820991043 counting only the distinct ones).

The product of its (nonzero) digits is 740880, while the sum is 45.

The spelling of 7145002736730 in words is "seven trillion, one hundred forty-five billion, two million, seven hundred thirty-six thousand, seven hundred thirty".