6243406745 has 8 divisors (see below), whose sum is σ = 7886408640. Its totient is φ = 4731845040.

The previous prime is 6243406739. The next prime is 6243406747. The reversal of 6243406745 is 5476043426.

6243406745 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 6243406745 - 2⁶ = 6243406681 is a prime.

It is a super-2 number, since 2×6243406745² = 77960255567022990050, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (6243406747) 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, 32859941 + ... + 32860130.

It is an arithmetic number, because the mean of its divisors is an integer number (985801080).

Almost surely, 2^6243406745 is an apocalyptic number.

It is an amenable number.

6243406745 is a deficient number, since it is larger than the sum of its proper divisors (1643001895).

6243406745 is a wasteful number, since it uses less digits than its factorization.

6243406745 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65720095.

The product of its (nonzero) digits is 483840, while the sum is 41.

The square root of 6243406745 is about 79015.2310950237. The cubic root of 6243406745 is about 1841.3677945105.

The spelling of 6243406745 in words is "six billion, two hundred forty-three million, four hundred six thousand, seven hundred forty-five".