2150661633626 has 32 divisors (see below), whose sum is σ = 3614546158272. Its totient is φ = 951108773760.

The previous prime is 2150661633619. The next prime is 2150661633689. The reversal of 2150661633626 is 6263361660512.

It is a Curzon number.

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, 22995230 + ... + 23088566.

It is an arithmetic number, because the mean of its divisors is an integer number (112954567446).

Almost surely, 2^{2150661633626} is an apocalyptic number.

2150661633626 is a deficient number, since it is larger than the sum of its proper divisors (1463884524646).

2150661633626 is a wasteful number, since it uses less digits than its factorization.

2150661633626 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 121694.

The product of its (nonzero) digits is 1399680, while the sum is 47.

The spelling of 2150661633626 in words is "two trillion, one hundred fifty billion, six hundred sixty-one million, six hundred thirty-three thousand, six hundred twenty-six".