6900688011 has 32 divisors (see below), whose sum is σ = 10884787200. Its totient is φ = 3804877440.

The previous prime is 6900688007. The next prime is 6900688021. The reversal of 6900688011 is 1108860096.

It is not a de Polignac number, because 6900688011 - 2² = 6900688007 is a prime.

It is a super-2 number, since 2×6900688011² = 95238990050318272242, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (6900688021) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1447650 + ... + 1452408.

It is an arithmetic number, because the mean of its divisors is an integer number (340149600).

Almost surely, 2^6900688011 is an apocalyptic number.

6900688011 is a deficient number, since it is larger than the sum of its proper divisors (3984099189).

6900688011 is a wasteful number, since it uses less digits than its factorization.

6900688011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7179.

The product of its (nonzero) digits is 20736, while the sum is 39.

The square root of 6900688011 is about 83070.3798655092. The cubic root of 6900688011 is about 1903.8415362074.

The spelling of 6900688011 in words is "six billion, nine hundred million, six hundred eighty-eight thousand, eleven".