4463117538 has 16 divisors (see below), whose sum is σ = 9737711136. Its totient is φ = 1352459840.

The previous prime is 4463117531. The next prime is 4463117539. The reversal of 4463117538 is 8357113644.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 4463117538.

It is not an unprimeable number, because it can be changed into a prime (4463117531) 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, 33811431 + ... + 33811562.

It is an arithmetic number, because the mean of its divisors is an integer number (608606946).

Almost surely, 2^4463117538 is an apocalyptic number.

4463117538 is an abundant number, since it is smaller than the sum of its proper divisors (5274593598).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4463117538 is a wasteful number, since it uses less digits than its factorization.

4463117538 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67623009.

The product of its digits is 241920, while the sum is 42.

The square root of 4463117538 is about 66806.5680753023. The cubic root of 4463117538 is about 1646.4407560960.

The spelling of 4463117538 in words is "four billion, four hundred sixty-three million, one hundred seventeen thousand, five hundred thirty-eight".