7144561532643 has 16 divisors (see below), whose sum is σ = 9805829763840. Its totient is φ = 4623753636576.

The previous prime is 7144561532623. The next prime is 7144561532651. The reversal of 7144561532643 is 3462351654417.

It is not a de Polignac number, because 7144561532643 - 2⁹ = 7144561532131 is a prime.

It is not an unprimeable number, because it can be changed into a prime (7144561532623) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 73260405 + ... + 73357862.

It is an arithmetic number, because the mean of its divisors is an integer number (612864360240).

Almost surely, 2^{7144561532643} is an apocalyptic number.

7144561532643 is a deficient number, since it is larger than the sum of its proper divisors (2661268231197).

7144561532643 is a wasteful number, since it uses less digits than its factorization.

7144561532643 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 146618746.

The product of its digits is 7257600, while the sum is 51.

The spelling of 7144561532643 in words is "seven trillion, one hundred forty-four billion, five hundred sixty-one million, five hundred thirty-two thousand, six hundred forty-three".