8484637877 has 6 divisors (see below), whose sum is σ = 8869574742. Its totient is φ = 8115740072.

The previous prime is 8484637817. The next prime is 8484637901. The reversal of 8484637877 is 7787364848.

It can be written as a sum of positive squares in only one way, i.e., 8392208881 + 92428996 = 91609^2 + 9614^2 .

It is not a de Polignac number, because 8484637877 - 2⁶ = 8484637813 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8484637817) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 8018978 + ... + 8020035.

It is an arithmetic number, because the mean of its divisors is an integer number (1478262457).

Almost surely, 2^8484637877 is an apocalyptic number.

It is an amenable number.

8484637877 is a deficient number, since it is larger than the sum of its proper divisors (384936865).

8484637877 is a wasteful number, since it uses less digits than its factorization.

8484637877 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16039059 (or 16039036 counting only the distinct ones).

The product of its digits is 50577408, while the sum is 62.

The square root of 8484637877 is about 92112.0940864988. The cubic root of 8484637877 is about 2039.5973411512.

The spelling of 8484637877 in words is "eight billion, four hundred eighty-four million, six hundred thirty-seven thousand, eight hundred seventy-seven".