2451042266 has 4 divisors (see below), whose sum is σ = 3676563402. Its totient is φ = 1225521132.

The previous prime is 2451042241. The next prime is 2451042277. The reversal of 2451042266 is 6622401542.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 1965060241 + 485982025 = 44329^2 + 22045^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 612760565 + ... + 612760568.

Almost surely, 2^2451042266 is an apocalyptic number.

2451042266 is a deficient number, since it is larger than the sum of its proper divisors (1225521136).

2451042266 is a wasteful number, since it uses less digits than its factorization.

2451042266 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1225521135.

The product of its (nonzero) digits is 23040, while the sum is 32.

The square root of 2451042266 is about 49508.0020400743. The cubic root of 2451042266 is about 1348.2908899334.

The spelling of 2451042266 in words is "two billion, four hundred fifty-one million, forty-two thousand, two hundred sixty-six".