616402050 has 96 divisors (see below), whose sum is σ = 1673625024. Its totient is φ = 148896000.

The previous prime is 616402043. The next prime is 616402051. The reversal of 616402050 is 50204616.

It is a self number, because there is not a number n which added to its sum of digits gives 616402050.

It is not an unprimeable number, because it can be changed into a prime (616402051) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 654580 + ... + 655520.

It is an arithmetic number, because the mean of its divisors is an integer number (17433594).

Almost surely, 2^616402050 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 616402050, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (836812512).

616402050 is an abundant number, since it is smaller than the sum of its proper divisors (1057222974).

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

616402050 is a wasteful number, since it uses less digits than its factorization.

616402050 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1364 (or 1359 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 24.

The square root of 616402050 is about 24827.4454988829. The cubic root of 616402050 is about 851.0492463687.

Adding to 616402050 its reverse (50204616), we get a palindrome (666606666).

The spelling of 616402050 in words is "six hundred sixteen million, four hundred two thousand, fifty".