451816214896 has 20 divisors (see below), whose sum is σ = 921467281000. Its totient is φ = 214018206912.

The previous prime is 451816214893. The next prime is 451816214917. The reversal of 451816214896 is 698412618154.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (451816214893) 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, 743118471 + ... + 743119078.

It is an arithmetic number, because the mean of its divisors is an integer number (46073364050).

Almost surely, 2^451816214896 is an apocalyptic number.

It is an amenable number.

451816214896 is an abundant number, since it is smaller than the sum of its proper divisors (469651066104).

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

451816214896 is a wasteful number, since it uses less digits than its factorization.

451816214896 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1486237576 (or 1486237570 counting only the distinct ones).

The product of its digits is 3317760, while the sum is 55.

The spelling of 451816214896 in words is "four hundred fifty-one billion, eight hundred sixteen million, two hundred fourteen thousand, eight hundred ninety-six".