2426639451 has 4 divisors (see below), whose sum is σ = 3235519272. Its totient is φ = 1617759632.

The previous prime is 2426639437. The next prime is 2426639507. The reversal of 2426639451 is 1549366242.

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 2426639451 - 2¹¹ = 2426637403 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2426639431) 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, 404439906 + ... + 404439911.

It is an arithmetic number, because the mean of its divisors is an integer number (808879818).

Almost surely, 2^2426639451 is an apocalyptic number.

2426639451 is a deficient number, since it is larger than the sum of its proper divisors (808879821).

2426639451 is an equidigital number, since it uses as much as digits as its factorization.

2426639451 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 808879820.

The product of its digits is 311040, while the sum is 42.

The square root of 2426639451 is about 49260.9322993384. The cubic root of 2426639451 is about 1343.8013857804.

The spelling of 2426639451 in words is "two billion, four hundred twenty-six million, six hundred thirty-nine thousand, four hundred fifty-one".