2453212666 has 8 divisors (see below), whose sum is σ = 3681363924. Its totient is φ = 1226091360.

The previous prime is 2453212639. The next prime is 2453212667. The reversal of 2453212666 is 6662123542.

2453212666 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 2358559225 + 94653441 = 48565^2 + 9729^2 .

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

It is not an unprimeable number, because it can be changed into a prime (2453212667) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 251505 + ... + 261076.

Almost surely, 2^2453212666 is an apocalyptic number.

2453212666 is a deficient number, since it is larger than the sum of its proper divisors (1228151258).

2453212666 is a wasteful number, since it uses less digits than its factorization.

2453212666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 514976.

The product of its digits is 103680, while the sum is 37.

The square root of 2453212666 is about 49529.9168785897. The cubic root of 2453212666 is about 1348.6887434311.

The spelling of 2453212666 in words is "two billion, four hundred fifty-three million, two hundred twelve thousand, six hundred sixty-six".