5351866512 has 40 divisors (see below), whose sum is σ = 13858547520. Its totient is φ = 1779711360.

The previous prime is 5351866433. The next prime is 5351866519. The reversal of 5351866512 is 2156681535.

It is a happy number.

It is a super-2 number, since 2×5351866512² = 57284950324534092288, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (5351866519) 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, 112212 + ... + 152627.

It is an arithmetic number, because the mean of its divisors is an integer number (346463688).

Almost surely, 2^5351866512 is an apocalyptic number.

It is an amenable number.

5351866512 is an abundant number, since it is smaller than the sum of its proper divisors (8506681008).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5351866512 is a wasteful number, since it uses less digits than its factorization.

5351866512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 265271 (or 265265 counting only the distinct ones).

The product of its digits is 216000, while the sum is 42.

The square root of 5351866512 is about 73156.4522923303. The cubic root of 5351866512 is about 1749.1823676520.

The spelling of 5351866512 in words is "five billion, three hundred fifty-one million, eight hundred sixty-six thousand, five hundred twelve".