6423788011 has 16 divisors (see below), whose sum is σ = 6909646464. Its totient is φ = 5950099584.

The previous prime is 6423788009. The next prime is 6423788029. The reversal of 6423788011 is 1108873246.

It is a cyclic number.

It is not a de Polignac number, because 6423788011 - 2¹ = 6423788009 is a prime.

It is a super-2 number, since 2×6423788011² = 82530104820534672242, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (6423788051) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1687236 + ... + 1691038.

It is an arithmetic number, because the mean of its divisors is an integer number (431852904).

Almost surely, 2^6423788011 is an apocalyptic number.

6423788011 is a deficient number, since it is larger than the sum of its proper divisors (485858453).

6423788011 is a wasteful number, since it uses less digits than its factorization.

6423788011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5370.

The product of its (nonzero) digits is 64512, while the sum is 40.

The square root of 6423788011 is about 80148.5371731762. The cubic root of 6423788011 is about 1858.9329844742.

The spelling of 6423788011 in words is "six billion, four hundred twenty-three million, seven hundred eighty-eight thousand, eleven".