6611513340 has 24 divisors (see below), whose sum is σ = 18512237520. Its totient is φ = 1763070208.

The previous prime is 6611513317. The next prime is 6611513347. The reversal of 6611513340 is 433151166.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 6611513298 and 6611513307.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6611513347) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 55095885 + ... + 55096004.

It is an arithmetic number, because the mean of its divisors is an integer number (771343230).

Almost surely, 2^6611513340 is an apocalyptic number.

6611513340 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

6611513340 is an abundant number, since it is smaller than the sum of its proper divisors (11900724180).

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

6611513340 is a wasteful number, since it uses less digits than its factorization.

6611513340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110191901 (or 110191899 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 30.

The square root of 6611513340 is about 81311.2128798974. The cubic root of 6611513340 is about 1876.8675522262.

The spelling of 6611513340 in words is "six billion, six hundred eleven million, five hundred thirteen thousand, three hundred forty".