611413020 has 36 divisors (see below), whose sum is σ = 1854620040. Its totient is φ = 163043424.

The previous prime is 611413009. The next prime is 611413039. The reversal of 611413020 is 20314116.

It is a happy number.

611413020 is a `hidden beast` number, since 611 + 4 + 1 + 30 + 20 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 611412984 and 611413002.

It is a congruent number.

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 11 ways as a sum of consecutive naturals, for example, 1698190 + ... + 1698549.

Almost surely, 2^611413020 is an apocalyptic number.

611413020 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

611413020 is an abundant number, since it is smaller than the sum of its proper divisors (1243207020).

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

611413020 is a wasteful number, since it uses less digits than its factorization.

611413020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3396754 (or 3396749 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

The square root of 611413020 is about 24726.7672775881. The cubic root of 611413020 is about 848.7469518509.

Adding to 611413020 its reverse (20314116), we get a palindrome (631727136).

The spelling of 611413020 in words is "six hundred eleven million, four hundred thirteen thousand, twenty".