8552749899 has 4 divisors (see below), whose sum is σ = 11403666536. Its totient is φ = 5701833264.

The previous prime is 8552749859. The next prime is 8552749901. The reversal of 8552749899 is 9989472558.

It is a happy number.

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

It is not a de Polignac number, because 8552749899 - 2¹³ = 8552741707 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (8552749859) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1425458314 + ... + 1425458319.

It is an arithmetic number, because the mean of its divisors is an integer number (2850916634).

Almost surely, 2^8552749899 is an apocalyptic number.

8552749899 is a deficient number, since it is larger than the sum of its proper divisors (2850916637).

8552749899 is a wasteful number, since it uses less digits than its factorization.

8552749899 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2850916636.

The product of its digits is 65318400, while the sum is 66.

The square root of 8552749899 is about 92481.0785998952. The cubic root of 8552749899 is about 2045.0405516396.

The spelling of 8552749899 in words is "eight billion, five hundred fifty-two million, seven hundred forty-nine thousand, eight hundred ninety-nine".