616165050 has 48 divisors (see below), whose sum is σ = 1539803232. Its totient is φ = 163051200.

The previous prime is 616164973. The next prime is 616165061. The reversal of 616165050 is 50561616.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an alternating number because its digits alternate between even and odd.

It is a junction number, because it is equal to n+sod(n) for n = 616164999 and 616165017.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3972 + ... + 35328.

It is an arithmetic number, because the mean of its divisors is an integer number (32079234).

Almost surely, 2^616165050 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 616165050, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (769901616).

616165050 is an abundant number, since it is smaller than the sum of its proper divisors (923638182).

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

616165050 is a wasteful number, since it uses less digits than its factorization.

616165050 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31503 (or 31498 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 30.

The square root of 616165050 is about 24822.6720962913. The cubic root of 616165050 is about 850.9401592735.

It can be divided in two parts, 61616 and 5050, that added together give a palindrome (66666).

The spelling of 616165050 in words is "six hundred sixteen million, one hundred sixty-five thousand, fifty".