206649000702 has 96 divisors (see below), whose sum is σ = 460700697600. Its totient is φ = 66908007936.

The previous prime is 206649000671. The next prime is 206649000709. The reversal of 206649000702 is 207000946602.

It is a happy number.

206649000702 is a `hidden beast` number, since 2 + 0 + 6 + 649 + 0 + 0 + 0 + 7 + 0 + 2 = 666.

It is a super-2 number, since 2×206649000702² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (206649000709) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 130872549 + ... + 130874127.

It is an arithmetic number, because the mean of its divisors is an integer number (4798965600).

Almost surely, 2^206649000702 is an apocalyptic number.

206649000702 is an abundant number, since it is smaller than the sum of its proper divisors (254051696898).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

206649000702 is a wasteful number, since it uses less digits than its factorization.

With its successor (206649000703) it forms an eRAP, since the sums of their prime factors are consecutive (2462 and 2463).

206649000702 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2462 (or 2459 counting only the distinct ones).

The product of its (nonzero) digits is 36288, while the sum is 36.

The spelling of 206649000702 in words is "two hundred six billion, six hundred forty-nine million, seven hundred two", and thus it is an aban number.