3996754537673 has 2 divisors, whose sum is σ = 3996754537674. Its totient is φ = 3996754537672.

The previous prime is 3996754537621. The next prime is 3996754537693. The reversal of 3996754537673 is 3767354576993.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3434454019984 + 562300517689 = 1853228^2 + 749867^2 .

It is a cyclic number.

It is not a de Polignac number, because 3996754537673 - 2⁶ = 3996754537609 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 3996754537673.

It is not a weakly prime, because it can be changed into another prime (3996754537693) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1998377268836 + 1998377268837.

It is an arithmetic number, because the mean of its divisors is an integer number (1998377268837).

Almost surely, 2^{3996754537673} is an apocalyptic number.

It is an amenable number.

3996754537673 is a deficient number, since it is larger than the sum of its proper divisors (1).

3996754537673 is an equidigital number, since it uses as much as digits as its factorization.

3996754537673 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2700507600, while the sum is 74.

The spelling of 3996754537673 in words is "three trillion, nine hundred ninety-six billion, seven hundred fifty-four million, five hundred thirty-seven thousand, six hundred seventy-three".