451031577227056 has 20 divisors (see below), whose sum is σ = 998712778145872. Its totient is φ = 193299247382976.

The previous prime is 451031577227051. The next prime is 451031577227113. The reversal of 451031577227056 is 650722775130154.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 451031577226988 and 451031577227006.

It is not an unprimeable number, because it can be changed into a prime (451031577227051) 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, 2013533826795 + ... + 2013533827018.

Almost surely, 2^{451031577227056} is an apocalyptic number.

It is an amenable number.

451031577227056 is an abundant number, since it is smaller than the sum of its proper divisors (547681200918816).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

451031577227056 is a wasteful number, since it uses less digits than its factorization.

451031577227056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4027067653828 (or 4027067653822 counting only the distinct ones).

The product of its (nonzero) digits is 12348000, while the sum is 55.

The spelling of 451031577227056 in words is "four hundred fifty-one trillion, thirty-one billion, five hundred seventy-seven million, two hundred twenty-seven thousand, fifty-six".