616756050 has 144 divisors (see below), whose sum is σ = 1730514240. Its totient is φ = 157288320.

The previous prime is 616756037. The next prime is 616756057. The reversal of 616756050 is 50657616.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 616755996 and 616756014.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (616756057) 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, 2179209 + ... + 2179491.

It is an arithmetic number, because the mean of its divisors is an integer number (12017460).

Almost surely, 2^616756050 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 616756050, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (865257120).

616756050 is an abundant number, since it is smaller than the sum of its proper divisors (1113758190).

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

616756050 is a wasteful number, since it uses less digits than its factorization.

616756050 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 497 (or 489 counting only the distinct ones).

The product of its (nonzero) digits is 37800, while the sum is 36.

The square root of 616756050 is about 24834.5736826707. The cubic root of 616756050 is about 851.2121345238.

The spelling of 616756050 in words is "six hundred sixteen million, seven hundred fifty-six thousand, fifty".