2150611505 has 16 divisors (see below), whose sum is σ = 2952892800. Its totient is φ = 1472963712.

The previous prime is 2150611457. The next prime is 2150611543. The reversal of 2150611505 is 5051160512.

It is a cyclic number.

It is not a de Polignac number, because 2150611505 - 2⁸ = 2150611249 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5855 + ... + 65844.

It is an arithmetic number, because the mean of its divisors is an integer number (184555800).

Almost surely, 2^2150611505 is an apocalyptic number.

It is an amenable number.

2150611505 is a deficient number, since it is larger than the sum of its proper divisors (802281295).

2150611505 is an equidigital number, since it uses as much as digits as its factorization.

2150611505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72568.

The product of its (nonzero) digits is 1500, while the sum is 26.

The square root of 2150611505 is about 46374.6860366731. The cubic root of 2150611505 is about 1290.7852329206.

The spelling of 2150611505 in words is "two billion, one hundred fifty million, six hundred eleven thousand, five hundred five".