102650428206 has 12 divisors (see below), whose sum is σ = 222409261152. Its totient is φ = 34216809396.

The previous prime is 102650428187. The next prime is 102650428207. The reversal of 102650428206 is 602824056201.

It is a happy number.

102650428206 is a `hidden beast` number, since 1 + 0 + 26 + 5 + 0 + 428 + 206 = 666.

It is a super-2 number, since 2×102650428206² (a number of 23 digits) contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102650428207) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2851400766 + ... + 2851400801.

It is an arithmetic number, because the mean of its divisors is an integer number (18534105096).

Almost surely, 2^102650428206 is an apocalyptic number.

102650428206 is an abundant number, since it is smaller than the sum of its proper divisors (119758832946).

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

102650428206 is a wasteful number, since it uses less digits than its factorization.

102650428206 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5702801575 (or 5702801572 counting only the distinct ones).

The product of its (nonzero) digits is 46080, while the sum is 36.

The spelling of 102650428206 in words is "one hundred two billion, six hundred fifty million, four hundred twenty-eight thousand, two hundred six".