2245216651 has 8 divisors (see below), whose sum is σ = 2271377664. Its totient is φ = 2219206080.

The previous prime is 2245216613. The next prime is 2245216657. The reversal of 2245216651 is 1566125422.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2245216651 - 2¹⁹ = 2244692363 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2245216657) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7450 + ... + 67423.

It is an arithmetic number, because the mean of its divisors is an integer number (283922208).

Almost surely, 2^2245216651 is an apocalyptic number.

2245216651 is a deficient number, since it is larger than the sum of its proper divisors (26161013).

2245216651 is a wasteful number, since it uses less digits than its factorization.

2245216651 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75221.

The product of its digits is 28800, while the sum is 34.

The square root of 2245216651 is about 47383.7171505149. The cubic root of 2245216651 is about 1309.4414515679.

The spelling of 2245216651 in words is "two billion, two hundred forty-five million, two hundred sixteen thousand, six hundred fifty-one".