3360520656540 has 120 divisors (see below), whose sum is σ = 10545074583120. Its totient is φ = 895884095232.

The previous prime is 3360520656487. The next prime is 3360520656553. The reversal of 3360520656540 is 456560250633.

3360520656540 is a `hidden beast` number, since 3 + 3 + 6 + 0 + 52 + 0 + 6 + 56 + 540 = 666.

It is a super-2 number, since 2×3360520656540² (a number of 26 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 5440104 + ... + 6026256.

It is an arithmetic number, because the mean of its divisors is an integer number (87875621526).

Almost surely, 2^{3360520656540} is an apocalyptic number.

3360520656540 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3360520656540, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5272537291560).

3360520656540 is an abundant number, since it is smaller than the sum of its proper divisors (7184553926580).

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

3360520656540 is a wasteful number, since it uses less digits than its factorization.

3360520656540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 589713 (or 589702 counting only the distinct ones).

The product of its (nonzero) digits is 1944000, while the sum is 45.

The spelling of 3360520656540 in words is "three trillion, three hundred sixty billion, five hundred twenty million, six hundred fifty-six thousand, five hundred forty".