3494015978633 has 2 divisors, whose sum is σ = 3494015978634. Its totient is φ = 3494015978632.

The previous prime is 3494015978591. The next prime is 3494015978653. The reversal of 3494015978633 is 3368795104943.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2778795648784 + 715220329849 = 1666972^2 + 845707^2 .

It is a cyclic number.

It is not a de Polignac number, because 3494015978633 - 2²⁰ = 3494014930057 is a prime.

It is not a weakly prime, because it can be changed into another prime (3494015978653) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1747007989316 + 1747007989317.

It is an arithmetic number, because the mean of its divisors is an integer number (1747007989317).

Almost surely, 2^{3494015978633} is an apocalyptic number.

It is an amenable number.

3494015978633 is a deficient number, since it is larger than the sum of its proper divisors (1).

3494015978633 is an equidigital number, since it uses as much as digits as its factorization.

3494015978633 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 58786560, while the sum is 62.

The spelling of 3494015978633 in words is "three trillion, four hundred ninety-four billion, fifteen million, nine hundred seventy-eight thousand, six hundred thirty-three".