605123145216 has 120 divisors (see below), whose sum is σ = 1747571585760. Its totient is φ = 201575448576.

The previous prime is 605123145197. The next prime is 605123145217. The reversal of 605123145216 is 612541321506.

605123145216 is a `hidden beast` number, since 6 + 0 + 5 + 123 + 1 + 4 + 521 + 6 = 666.

It is a super-2 number, since 2×605123145216² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (605123145217) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7113945 + ... + 7198503.

It is an arithmetic number, because the mean of its divisors is an integer number (14563096548).

Almost surely, 2^605123145216 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 605123145216, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (873785792880).

605123145216 is an abundant number, since it is smaller than the sum of its proper divisors (1142448440544).

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

605123145216 is a wasteful number, since it uses less digits than its factorization.

605123145216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86136 (or 86117 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 36.

The spelling of 605123145216 in words is "six hundred five billion, one hundred twenty-three million, one hundred forty-five thousand, two hundred sixteen".