3778643045353 has 16 divisors (see below), whose sum is σ = 4131454289472. Its totient is φ = 3427384576000.

The previous prime is 3778643045323. The next prime is 3778643045447. The reversal of 3778643045353 is 3535403468773.

It is not a de Polignac number, because 3778643045353 - 2¹⁷ = 3778642914281 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3778643045323) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 25424025 + ... + 25572217.

It is an arithmetic number, because the mean of its divisors is an integer number (258215893092).

Almost surely, 2^{3778643045353} is an apocalyptic number.

It is an amenable number.

3778643045353 is a deficient number, since it is larger than the sum of its proper divisors (352811244119).

3778643045353 is a wasteful number, since it uses less digits than its factorization.

3778643045353 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 153416.

The product of its (nonzero) digits is 76204800, while the sum is 58.

The spelling of 3778643045353 in words is "three trillion, seven hundred seventy-eight billion, six hundred forty-three million, forty-five thousand, three hundred fifty-three".