2450661213 has 64 divisors (see below), whose sum is σ = 4397266944. Its totient is φ = 1172448000.

The previous prime is 2450661209. The next prime is 2450661221. The reversal of 2450661213 is 3121660542.

It is not a de Polignac number, because 2450661213 - 2² = 2450661209 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2450661233) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2074483 + ... + 2075663.

It is an arithmetic number, because the mean of its divisors is an integer number (68707296).

Almost surely, 2^2450661213 is an apocalyptic number.

It is an amenable number.

2450661213 is a deficient number, since it is larger than the sum of its proper divisors (1946605731).

2450661213 is a wasteful number, since it uses less digits than its factorization.

2450661213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1906.

The product of its (nonzero) digits is 8640, while the sum is 30.

The square root of 2450661213 is about 49504.1534924091. The cubic root of 2450661213 is about 1348.2210153168.

The spelling of 2450661213 in words is "two billion, four hundred fifty million, six hundred sixty-one thousand, two hundred thirteen".