5591198548 has 12 divisors (see below), whose sum is σ = 10537258900. Its totient is φ = 2580553152.

The previous prime is 5591198519. The next prime is 5591198551. The reversal of 5591198548 is 8458911955.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 1343808964 + 4247389584 = 36658^2 + 65172^2 .

It is a congruent number.

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, 53761473 + ... + 53761576.

Almost surely, 2^5591198548 is an apocalyptic number.

It is an amenable number.

5591198548 is a deficient number, since it is larger than the sum of its proper divisors (4946060352).

5591198548 is a wasteful number, since it uses less digits than its factorization.

5591198548 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 107523066 (or 107523064 counting only the distinct ones).

The product of its digits is 2592000, while the sum is 55.

The square root of 5591198548 is about 74774.3174358683. The cubic root of 5591198548 is about 1774.8771770333.

The spelling of 5591198548 in words is "five billion, five hundred ninety-one million, one hundred ninety-eight thousand, five hundred forty-eight".