3749287563 has 24 divisors (see below), whose sum is σ = 6191913728. Its totient is φ = 2141545392.

The previous prime is 3749287543. The next prime is 3749287567. The reversal of 3749287563 is 3657829473.

3749287563 is a `hidden beast` number, since 3 + 74 + 9 + 2 + 8 + 7 + 563 = 666.

3749287563 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 3749287563 - 2¹² = 3749283467 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3749287567) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 155520 + ... + 178002.

Almost surely, 2^3749287563 is an apocalyptic number.

3749287563 is a deficient number, since it is larger than the sum of its proper divisors (2442626165).

3749287563 is a wasteful number, since it uses less digits than its factorization.

3749287563 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25143 (or 25140 counting only the distinct ones).

The product of its digits is 7620480, while the sum is 54.

The square root of 3749287563 is about 61231.4262695227. The cubic root of 3749287563 is about 1553.5178597499.

The spelling of 3749287563 in words is "three billion, seven hundred forty-nine million, two hundred eighty-seven thousand, five hundred sixty-three".