451434133964 has 54 divisors (see below), whose sum is σ = 867886436844. Its totient is φ = 203765078880.

The previous prime is 451434133963. The next prime is 451434133979. The reversal of 451434133964 is 469331434154.

It is not an unprimeable number, because it can be changed into a prime (451434133963) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 886903742 + ... + 886904250.

Almost surely, 2^451434133964 is an apocalyptic number.

451434133964 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

451434133964 is a deficient number, since it is larger than the sum of its proper divisors (416452302880).

451434133964 is an equidigital number, since it uses as much as digits as its factorization.

451434133964 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1431 (or 721 counting only the distinct ones).

The product of its digits is 1866240, while the sum is 47.

The spelling of 451434133964 in words is "four hundred fifty-one billion, four hundred thirty-four million, one hundred thirty-three thousand, nine hundred sixty-four".