614610138636 has 192 divisors, whose sum is σ = 1763831784960. Its totient is φ = 183848590080.

The previous prime is 614610138631. The next prime is 614610138671. The reversal of 614610138636 is 636831016416.

614610138636 is a `hidden beast` number, since 6 + 1 + 4 + 6 + 1 + 0 + 1 + 3 + 8 + 636 = 666.

614610138636 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 614610138591 and 614610138600.

It is not an unprimeable number, because it can be changed into a prime (614610138631) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 74125651 + ... + 74133941.

It is an arithmetic number, because the mean of its divisors is an integer number (9186623880).

Almost surely, 2^614610138636 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 614610138636, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (881915892480).

614610138636 is an abundant number, since it is smaller than the sum of its proper divisors (1149221646324).

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

614610138636 is a wasteful number, since it uses less digits than its factorization.

614610138636 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9781 (or 9773 counting only the distinct ones).

The product of its (nonzero) digits is 373248, while the sum is 45.

The spelling of 614610138636 in words is "six hundred fourteen billion, six hundred ten million, one hundred thirty-eight thousand, six hundred thirty-six".