611660106 has 16 divisors (see below), whose sum is σ = 1359244800. Its totient is φ = 203886684.

The previous prime is 611660087. The next prime is 611660111. The reversal of 611660106 is 601066116.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a self number, because there is not a number n which added to its sum of digits gives 611660106.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5663466 + ... + 5663573.

It is an arithmetic number, because the mean of its divisors is an integer number (84952800).

Almost surely, 2^611660106 is an apocalyptic number.

611660106 is an abundant number, since it is smaller than the sum of its proper divisors (747584694).

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

611660106 is a wasteful number, since it uses less digits than its factorization.

611660106 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11327050 (or 11327044 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 27.

The square root of 611660106 is about 24731.7630993021. The cubic root of 611660106 is about 848.8612691448.

The spelling of 611660106 in words is "six hundred eleven million, six hundred sixty thousand, one hundred six".