451427746214 has 4 divisors (see below), whose sum is σ = 677141619324. Its totient is φ = 225713873106.

The previous prime is 451427746213. The next prime is 451427746223. The reversal of 451427746214 is 412647724154.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (451427746213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 112856936552 + ... + 112856936555.

It is an arithmetic number, because the mean of its divisors is an integer number (169285404831).

Almost surely, 2^451427746214 is an apocalyptic number.

451427746214 is a deficient number, since it is larger than the sum of its proper divisors (225713873110).

451427746214 is a wasteful number, since it uses less digits than its factorization.

451427746214 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 225713873109.

The product of its digits is 1505280, while the sum is 47.

The spelling of 451427746214 in words is "four hundred fifty-one billion, four hundred twenty-seven million, seven hundred forty-six thousand, two hundred fourteen".