3976433471537 has 2 divisors, whose sum is σ = 3976433471538. Its totient is φ = 3976433471536.

The previous prime is 3976433471467. The next prime is 3976433471557. The reversal of 3976433471537 is 7351743346793.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3921473233441 + 54960238096 = 1980271^2 + 234436^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3976433471537 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 3976433471537.

It is not a weakly prime, because it can be changed into another prime (3976433471557) 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 as a sum of consecutive naturals, namely, 1988216735768 + 1988216735769.

It is an arithmetic number, because the mean of its divisors is an integer number (1988216735769).

Almost surely, 2^{3976433471537} is an apocalyptic number.

It is an amenable number.

3976433471537 is a deficient number, since it is larger than the sum of its proper divisors (1).

3976433471537 is an equidigital number, since it uses as much as digits as its factorization.

3976433471537 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 120022560, while the sum is 62.

The spelling of 3976433471537 in words is "three trillion, nine hundred seventy-six billion, four hundred thirty-three million, four hundred seventy-one thousand, five hundred thirty-seven".