3611081628504 has 192 divisors, whose sum is σ = 11803027891200. Its totient is φ = 974312022528.

The previous prime is 3611081628481. The next prime is 3611081628533. The reversal of 3611081628504 is 4058261801163.

3611081628504 is a `hidden beast` number, since 3 + 6 + 1 + 1 + 0 + 81 + 62 + 8 + 504 = 666.

3611081628504 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 3611081628504.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2394897 + ... + 3599679.

It is an arithmetic number, because the mean of its divisors is an integer number (61474103600).

Almost surely, 2^{3611081628504} 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 3611081628504, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5901513945600).

3611081628504 is an abundant number, since it is smaller than the sum of its proper divisors (8191946262696).

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

3611081628504 is a wasteful number, since it uses less digits than its factorization.

3611081628504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1205134 (or 1205127 counting only the distinct ones).

The product of its (nonzero) digits is 276480, while the sum is 45.

The spelling of 3611081628504 in words is "three trillion, six hundred eleven billion, eighty-one million, six hundred twenty-eight thousand, five hundred four".