3778563411563 has 8 divisors (see below), whose sum is σ = 3801683616000. Its totient is φ = 3755484532008.

The previous prime is 3778563411523. The next prime is 3778563411577. The reversal of 3778563411563 is 3651143658773.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 3778563411563 - 2⁶ = 3778563411499 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3778563411503) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10147781 + ... + 10513542.

It is an arithmetic number, because the mean of its divisors is an integer number (475210452000).

Almost surely, 2^{3778563411563} is an apocalyptic number.

3778563411563 is a deficient number, since it is larger than the sum of its proper divisors (23120204437).

3778563411563 is a wasteful number, since it uses less digits than its factorization.

3778563411563 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20662441.

The product of its digits is 38102400, while the sum is 59.

The spelling of 3778563411563 in words is "three trillion, seven hundred seventy-eight billion, five hundred sixty-three million, four hundred eleven thousand, five hundred sixty-three".