451436612046220 has 48 divisors (see below), whose sum is σ = 970105117611168. Its totient is φ = 176367720291840.

The previous prime is 451436612046193. The next prime is 451436612046223. The reversal of 451436612046220 is 22640216634154.

It is not an unprimeable number, because it can be changed into a prime (451436612046223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9037350 + ... + 31377490.

It is an arithmetic number, because the mean of its divisors is an integer number (20210523283566).

Almost surely, 2^{451436612046220} is an apocalyptic number.

It is an amenable number.

451436612046220 is an abundant number, since it is smaller than the sum of its proper divisors (518668505564948).

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

451436612046220 is a wasteful number, since it uses less digits than its factorization.

451436612046220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22363690 (or 22363688 counting only the distinct ones).

The product of its (nonzero) digits is 1658880, while the sum is 46.

The spelling of 451436612046220 in words is "four hundred fifty-one trillion, four hundred thirty-six billion, six hundred twelve million, forty-six thousand, two hundred twenty".