616475912328 has 144 divisors (see below), whose sum is σ = 1790580617280. Its totient is φ = 191244468096.

The previous prime is 616475912321. The next prime is 616475912329. The reversal of 616475912328 is 823219574616.

It is a happy number.

616475912328 is a `hidden beast` number, since 6 + 1 + 6 + 4 + 7 + 591 + 23 + 28 = 666.

It is a super-3 number, since 3×616475912328³ (a number of 36 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (616475912321) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 2131101 + ... + 2403027.

It is an arithmetic number, because the mean of its divisors is an integer number (12434587620).

Almost surely, 2^616475912328 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 616475912328, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (895290308640).

616475912328 is an abundant number, since it is smaller than the sum of its proper divisors (1174104704952).

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

616475912328 is a wasteful number, since it uses less digits than its factorization.

616475912328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 272036 (or 271992 counting only the distinct ones).

The product of its digits is 4354560, while the sum is 54.

The spelling of 616475912328 in words is "six hundred sixteen billion, four hundred seventy-five million, nine hundred twelve thousand, three hundred twenty-eight".