3158725185560 has 128 divisors (see below), whose sum is σ = 8174345886720. Its totient is φ = 1076073610752.

The previous prime is 3158725185529. The next prime is 3158725185617. The reversal of 3158725185560 is 655815278513.

It is a Harshad number since it is a multiple of its sum of digits (56).

It is a junction number, because it is equal to n+sod(n) for n = 3158725185496 and 3158725185505.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 270502442 + ... + 270514118.

It is an arithmetic number, because the mean of its divisors is an integer number (63862077240).

Almost surely, 2^{3158725185560} 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 3158725185560, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4087172943360).

3158725185560 is an abundant number, since it is smaller than the sum of its proper divisors (5015620701160).

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

3158725185560 is a wasteful number, since it uses less digits than its factorization.

3158725185560 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17785 (or 17781 counting only the distinct ones).

The product of its (nonzero) digits is 10080000, while the sum is 56.

The spelling of 3158725185560 in words is "three trillion, one hundred fifty-eight billion, seven hundred twenty-five million, one hundred eighty-five thousand, five hundred sixty".