8619440552 has 16 divisors (see below), whose sum is σ = 16718742900. Its totient is φ = 4161109120.

The previous prime is 8619440549. The next prime is 8619440569. The reversal of 8619440552 is 2550449168.

It can be written as a sum of positive squares in 2 ways, for example, as 8075897956 + 543542596 = 89866^2 + 23314^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18576149 + ... + 18576612.

Almost surely, 2^8619440552 is an apocalyptic number.

It is an amenable number.

8619440552 is a deficient number, since it is larger than the sum of its proper divisors (8099302348).

8619440552 is a wasteful number, since it uses less digits than its factorization.

8619440552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37152796 (or 37152792 counting only the distinct ones).

The product of its (nonzero) digits is 345600, while the sum is 44.

The square root of 8619440552 is about 92840.9422183985. The cubic root of 8619440552 is about 2050.3422432368.

The spelling of 8619440552 in words is "eight billion, six hundred nineteen million, four hundred forty thousand, five hundred fifty-two".