5155116658 has 4 divisors (see below), whose sum is σ = 7732674990. Its totient is φ = 2577558328.

The previous prime is 5155116653. The next prime is 5155116683. The reversal of 5155116658 is 8566115515.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 4720102209 + 435014449 = 68703^2 + 20857^2 .

It is not an unprimeable number, because it can be changed into a prime (5155116653) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1288779163 + ... + 1288779166.

Almost surely, 2^5155116658 is an apocalyptic number.

5155116658 is a deficient number, since it is larger than the sum of its proper divisors (2577558332).

5155116658 is a wasteful number, since it uses less digits than its factorization.

5155116658 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2577558331.

The product of its digits is 180000, while the sum is 43.

The square root of 5155116658 is about 71799.1410672858. The cubic root of 5155116658 is about 1727.4792225045.

The spelling of 5155116658 in words is "five billion, one hundred fifty-five million, one hundred sixteen thousand, six hundred fifty-eight".