8553293992 has 32 divisors (see below), whose sum is σ = 16967253600. Its totient is φ = 4030979904.

The previous prime is 8553293977. The next prime is 8553293993. The reversal of 8553293992 is 2993923558.

It is a happy number.

It is a super-2 number, since 2×8553293992² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (8553293993) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 112878 + ... + 172765.

It is an arithmetic number, because the mean of its divisors is an integer number (530226675).

Almost surely, 2^8553293992 is an apocalyptic number.

It is an amenable number.

8553293992 is a deficient number, since it is larger than the sum of its proper divisors (8413959608).

8553293992 is a wasteful number, since it uses less digits than its factorization.

8553293992 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 285865 (or 285861 counting only the distinct ones).

The product of its digits is 5248800, while the sum is 55.

The square root of 8553293992 is about 92484.0201980861. The cubic root of 8553293992 is about 2045.0839165872.

The spelling of 8553293992 in words is "eight billion, five hundred fifty-three million, two hundred ninety-three thousand, nine hundred ninety-two".