3967788563 has 4 divisors (see below), whose sum is σ = 4176619560. Its totient is φ = 3758957568.

The previous prime is 3967788541. The next prime is 3967788569. The reversal of 3967788563 is 3658877693.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3658877693 = 2917 ⋅1254329.

It is not a de Polignac number, because 3967788563 - 2²⁴ = 3951011347 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3967788496 and 3967788505.

It is not an unprimeable number, because it can be changed into a prime (3967788569) 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 in 3 ways as a sum of consecutive naturals, for example, 104415470 + ... + 104415507.

It is an arithmetic number, because the mean of its divisors is an integer number (1044154890).

Almost surely, 2^3967788563 is an apocalyptic number.

3967788563 is a deficient number, since it is larger than the sum of its proper divisors (208830997).

3967788563 is a wasteful number, since it uses less digits than its factorization.

3967788563 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 208830996.

The product of its digits is 45722880, while the sum is 62.

The square root of 3967788563 is about 62990.3846868711. The cubic root of 3967788563 is about 1583.1285235902.

The spelling of 3967788563 in words is "three billion, nine hundred sixty-seven million, seven hundred eighty-eight thousand, five hundred sixty-three".