3387020755860 has 288 divisors, whose sum is σ = 12569344499712. Its totient is φ = 749202514560.

The previous prime is 3387020755849. The next prime is 3387020755861. The reversal of 3387020755860 is 685570207833.

3387020755860 is a `hidden beast` number, since 3 + 3 + 8 + 7 + 0 + 20 + 7 + 558 + 60 = 666.

It is a super-2 number, since 2×3387020755860² (a number of 26 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a junction number, because it is equal to n+sod(n) for n = 3387020755797 and 3387020755806.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3387020755861) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 551182 + ... + 2660421.

Almost surely, 2^{3387020755860} is an apocalyptic number.

3387020755860 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 3387020755860, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6284672249856).

3387020755860 is an abundant number, since it is smaller than the sum of its proper divisors (9182323743852).

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

3387020755860 is a wasteful number, since it uses less digits than its factorization.

3387020755860 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3211665 (or 3211651 counting only the distinct ones).

The product of its (nonzero) digits is 8467200, while the sum is 54.

The spelling of 3387020755860 in words is "three trillion, three hundred eighty-seven billion, twenty million, seven hundred fifty-five thousand, eight hundred sixty".