611105632 has 48 divisors (see below), whose sum is σ = 1250605440. Its totient is φ = 293594112.

The previous prime is 611105617. The next prime is 611105633. The reversal of 611105632 is 236501116.

It is a junction number, because it is equal to n+sod(n) for n = 611105597 and 611105606.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (611105633) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 205468 + ... + 208420.

It is an arithmetic number, because the mean of its divisors is an integer number (26054280).

Almost surely, 2^611105632 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 611105632, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (625302720).

611105632 is an abundant number, since it is smaller than the sum of its proper divisors (639499808).

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

611105632 is a wasteful number, since it uses less digits than its factorization.

611105632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3215 (or 3207 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 25.

The square root of 611105632 is about 24720.5508029251. The cubic root of 611105632 is about 848.6046921163.

Adding to 611105632 its reverse (236501116), we get a palindrome (847606748).

The spelling of 611105632 in words is "six hundred eleven million, one hundred five thousand, six hundred thirty-two".