451312035212 has 24 divisors (see below), whose sum is σ = 794326956192. Its totient is φ = 224364963200.

The previous prime is 451312035199. The next prime is 451312035221. The reversal of 451312035212 is 212530213154.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 82673 + ... + 953655.

It is an arithmetic number, because the mean of its divisors is an integer number (33096956508).

Almost surely, 2^451312035212 is an apocalyptic number.

It is an amenable number.

451312035212 is a deficient number, since it is larger than the sum of its proper divisors (343014920980).

451312035212 is a wasteful number, since it uses less digits than its factorization.

451312035212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 871729 (or 871727 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 29.

Adding to 451312035212 its reverse (212530213154), we get a palindrome (663842248366).

The spelling of 451312035212 in words is "four hundred fifty-one billion, three hundred twelve million, thirty-five thousand, two hundred twelve".