43947272940976 has 20 divisors (see below), whose sum is σ = 85385021950800. Its totient is φ = 21912428566592.

The previous prime is 43947272940899. The next prime is 43947272940983. The reversal of 43947272940976 is 67904927274934.

It is a junction number, because it is equal to n+sod(n) for n = 43947272940899 and 43947272940908.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3825488071 + ... + 3825499558.

It is an arithmetic number, because the mean of its divisors is an integer number (4269251097540).

Almost surely, 2^{43947272940976} is an apocalyptic number.

It is an amenable number.

43947272940976 is a deficient number, since it is larger than the sum of its proper divisors (41437749009824).

43947272940976 is a wasteful number, since it uses less digits than its factorization.

43947272940976 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7650987996 (or 7650987990 counting only the distinct ones).

The product of its (nonzero) digits is 1152216576, while the sum is 73.

The spelling of 43947272940976 in words is "forty-three trillion, nine hundred forty-seven billion, two hundred seventy-two million, nine hundred forty thousand, nine hundred seventy-six".