6555346745 has 8 divisors (see below), whose sum is σ = 7866851784. Its totient is φ = 5243986944.

The previous prime is 6555346741. The next prime is 6555346751. The reversal of 6555346745 is 5476435556.

It is a happy number.

6555346745 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 265429264 + 6289917481 = 16292^2 + 79309^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 6555346745 - 2² = 6555346741 is a prime.

It is a super-3 number, since 3×6555346745³ (a number of 30 digits) contains 333 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 6555346693 and 6555346702.

It is not an unprimeable number, because it can be changed into a prime (6555346741) 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, 148697 + ... + 187673.

It is an arithmetic number, because the mean of its divisors is an integer number (983356473).

Almost surely, 2^6555346745 is an apocalyptic number.

It is an amenable number.

6555346745 is a deficient number, since it is larger than the sum of its proper divisors (1311505039).

6555346745 is a wasteful number, since it uses less digits than its factorization.

6555346745 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72619.

The product of its digits is 7560000, while the sum is 50.

The square root of 6555346745 is about 80965.0958438264. The cubic root of 6555346745 is about 1871.5375978878.

The spelling of 6555346745 in words is "six billion, five hundred fifty-five million, three hundred forty-six thousand, seven hundred forty-five".