7443976199145 has 64 divisors (see below), whose sum is σ = 12124724502528. Its totient is φ = 3899319840000.

The previous prime is 7443976199117. The next prime is 7443976199189. The reversal of 7443976199145 is 5419916793447.

It is not a de Polignac number, because 7443976199145 - 2¹⁸ = 7443975937001 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 7443976199145.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 687278880 + ... + 687289710.

It is an arithmetic number, because the mean of its divisors is an integer number (189448820352).

Almost surely, 2^{7443976199145} is an apocalyptic number.

It is an amenable number.

7443976199145 is a deficient number, since it is larger than the sum of its proper divisors (4680748303383).

7443976199145 is a wasteful number, since it uses less digits than its factorization.

7443976199145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14534.

The product of its digits is 205752960, while the sum is 69.

The spelling of 7443976199145 in words is "seven trillion, four hundred forty-three billion, nine hundred seventy-six million, one hundred ninety-nine thousand, one hundred forty-five".