11604251331486 has 144 divisors (see below), whose sum is σ = 27739840800672. Its totient is φ = 3503250241920.

The previous prime is 11604251331481. The next prime is 11604251331509. The reversal of 11604251331486 is 68413315240611.

It is a happy number.

11604251331486 is a `hidden beast` number, since 1 + 1 + 6 + 0 + 4 + 251 + 3 + 314 + 86 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11604251331481) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 809949655 + ... + 809963981.

It is an arithmetic number, because the mean of its divisors is an integer number (192637783338).

Almost surely, 2^{11604251331486} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11604251331486, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13869920400336).

11604251331486 is an abundant number, since it is smaller than the sum of its proper divisors (16135589469186).

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

11604251331486 is a wasteful number, since it uses less digits than its factorization.

11604251331486 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15727 (or 15713 counting only the distinct ones).

The product of its (nonzero) digits is 414720, while the sum is 45.

The spelling of 11604251331486 in words is "eleven trillion, six hundred four billion, two hundred fifty-one million, three hundred thirty-one thousand, four hundred eighty-six".