451273655850 has 24 divisors (see below), whose sum is σ = 1119158666880. Its totient is φ = 120339641520.

The previous prime is 451273655849. The next prime is 451273655851. The reversal of 451273655850 is 58556372154.

It is an interprime number because it is at equal distance from previous prime (451273655849) and next prime (451273655851).

It is a junction number, because it is equal to n+sod(n) for n = 451273655793 and 451273655802.

It is not an unprimeable number, because it can be changed into a prime (451273655851) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1504245370 + ... + 1504245669.

It is an arithmetic number, because the mean of its divisors is an integer number (46631611120).

Almost surely, 2^451273655850 is an apocalyptic number.

451273655850 is an abundant number, since it is smaller than the sum of its proper divisors (667885011030).

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

451273655850 is a wasteful number, since it uses less digits than its factorization.

451273655850 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3008491054 (or 3008491049 counting only the distinct ones).

The product of its (nonzero) digits is 5040000, while the sum is 51.

The spelling of 451273655850 in words is "four hundred fifty-one billion, two hundred seventy-three million, six hundred fifty-five thousand, eight hundred fifty".