2680222451 has 4 divisors (see below), whose sum is σ = 2710337400. Its totient is φ = 2650107504.

The previous prime is 2680222429. The next prime is 2680222463. The reversal of 2680222451 is 1542220862.

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

It is a cyclic number.

It is not a de Polignac number, because 2680222451 - 2¹⁸ = 2679960307 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2680222411) by changing a digit.

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 in 3 ways as a sum of consecutive naturals, for example, 15057341 + ... + 15057518.

It is an arithmetic number, because the mean of its divisors is an integer number (677584350).

Almost surely, 2^2680222451 is an apocalyptic number.

2680222451 is a deficient number, since it is larger than the sum of its proper divisors (30114949).

2680222451 is an equidigital number, since it uses as much as digits as its factorization.

2680222451 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30114948.

The product of its (nonzero) digits is 15360, while the sum is 32.

The square root of 2680222451 is about 51770.8648855705. The cubic root of 2680222451 is about 1389.0683422712.

The spelling of 2680222451 in words is "two billion, six hundred eighty million, two hundred twenty-two thousand, four hundred fifty-one".