6385745155 has 8 divisors (see below), whose sum is σ = 7663522032. Its totient is φ = 5108177568.

The previous prime is 6385745137. The next prime is 6385745189. The reversal of 6385745155 is 5515475836.

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 6385745155 - 2¹³ = 6385736963 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 6385745099 and 6385745108.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25269 + ... + 115801.

It is an arithmetic number, because the mean of its divisors is an integer number (957940254).

Almost surely, 2^6385745155 is an apocalyptic number.

6385745155 is a deficient number, since it is larger than the sum of its proper divisors (1277776877).

6385745155 is a wasteful number, since it uses less digits than its factorization.

6385745155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 104645.

The product of its digits is 2520000, while the sum is 49.

The square root of 6385745155 is about 79910.8575539019. The cubic root of 6385745155 is about 1855.2560685726.

The spelling of 6385745155 in words is "six billion, three hundred eighty-five million, seven hundred forty-five thousand, one hundred fifty-five".