2150615016 has 128 divisors (see below), whose sum is σ = 6860160000. Its totient is φ = 617388480.

The previous prime is 2150615003. The next prime is 2150615021. The reversal of 2150615016 is 6105160512.

It is a happy number.

2150615016 is a `hidden beast` number, since 2 + 1 + 506 + 150 + 1 + 6 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 21325 + ... + 68963.

It is an arithmetic number, because the mean of its divisors is an integer number (53595000).

Almost surely, 2^2150615016 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 2150615016, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3430080000).

2150615016 is an abundant number, since it is smaller than the sum of its proper divisors (4709544984).

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

2150615016 is a wasteful number, since it uses less digits than its factorization.

2150615016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47684 (or 47674 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 27.

The square root of 2150615016 is about 46374.7238913613. The cubic root of 2150615016 is about 1290.7859353479.

Adding to 2150615016 its reverse (6105160512), we get a palindrome (8255775528).

The spelling of 2150615016 in words is "two billion, one hundred fifty million, six hundred fifteen thousand, sixteen".