690630083811 has 20 divisors (see below), whose sum is σ = 1032926567200. Its totient is φ = 459864619056.

The previous prime is 690630083791. The next prime is 690630083849. The reversal of 690630083811 is 118380036096.

It is a happy number.

690630083811 is a `hidden beast` number, since 6 + 9 + 0 + 630 + 0 + 8 + 3 + 8 + 1 + 1 = 666.

It is not a de Polignac number, because 690630083811 - 2⁵ = 690630083779 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (690630083851) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 5075371 + ... + 5209668.

It is an arithmetic number, because the mean of its divisors is an integer number (51646328360).

Almost surely, 2^690630083811 is an apocalyptic number.

690630083811 is a deficient number, since it is larger than the sum of its proper divisors (342296483389).

690630083811 is a wasteful number, since it uses less digits than its factorization.

690630083811 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10285880 (or 10285871 counting only the distinct ones).

The product of its (nonzero) digits is 186624, while the sum is 45.

The spelling of 690630083811 in words is "six hundred ninety billion, six hundred thirty million, eighty-three thousand, eight hundred eleven".