451426232111 has 4 divisors (see below), whose sum is σ = 452219600400. Its totient is φ = 450632863824.

The previous prime is 451426232099. The next prime is 451426232177. The reversal of 451426232111 is 111232624154.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-451426232111 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (451426292111) 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, 396683291 + ... + 396684428.

It is an arithmetic number, because the mean of its divisors is an integer number (113054900100).

Almost surely, 2^451426232111 is an apocalyptic number.

451426232111 is a deficient number, since it is larger than the sum of its proper divisors (793368289).

451426232111 is an equidigital number, since it uses as much as digits as its factorization.

451426232111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 793368288.

The product of its digits is 11520, while the sum is 32.

Adding to 451426232111 its reverse (111232624154), we get a palindrome (562658856265).

The spelling of 451426232111 in words is "four hundred fifty-one billion, four hundred twenty-six million, two hundred thirty-two thousand, one hundred eleven".