2664776225 has 12 divisors (see below), whose sum is σ = 3313537920. Its totient is φ = 2125875600.

The previous prime is 2664776183. The next prime is 2664776237. The reversal of 2664776225 is 5226774662.

It is not a de Polignac number, because 2664776225 - 2⁶ = 2664776161 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2664776225.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 139481 + ... + 157430.

It is an arithmetic number, because the mean of its divisors is an integer number (276128160).

Almost surely, 2^2664776225 is an apocalyptic number.

2664776225 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2664776225 is a deficient number, since it is larger than the sum of its proper divisors (648761695).

2664776225 is a wasteful number, since it uses less digits than its factorization.

2664776225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 297280 (or 297275 counting only the distinct ones).

The product of its digits is 1693440, while the sum is 47.

The square root of 2664776225 is about 51621.4705815323. The cubic root of 2664776225 is about 1386.3947814752.

The spelling of 2664776225 in words is "two billion, six hundred sixty-four million, seven hundred seventy-six thousand, two hundred twenty-five".