7245143645511 has 64 divisors (see below), whose sum is σ = 10238371153920. Its totient is φ = 4548215992320.

The previous prime is 7245143645473. The next prime is 7245143645521. The reversal of 7245143645511 is 1155463415427.

It is not a de Polignac number, because 7245143645511 - 2³⁰ = 7244069903687 is a prime.

It is a super-2 number, since 2×7245143645511² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7245143645521) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1322345070 + ... + 1322350548.

It is an arithmetic number, because the mean of its divisors is an integer number (159974549280).

Almost surely, 2^{7245143645511} is an apocalyptic number.

7245143645511 is a deficient number, since it is larger than the sum of its proper divisors (2993227508409).

7245143645511 is a wasteful number, since it uses less digits than its factorization.

7245143645511 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6736.

The product of its digits is 2016000, while the sum is 48.

The spelling of 7245143645511 in words is "seven trillion, two hundred forty-five billion, one hundred forty-three million, six hundred forty-five thousand, five hundred eleven".