451034997399 has 24 divisors (see below), whose sum is σ = 744752779680. Its totient is φ = 257669529408.

The previous prime is 451034997359. The next prime is 451034997419. The reversal of 451034997399 is 993799430154.

451034997399 is a `hidden beast` number, since 4 + 5 + 103 + 499 + 7 + 39 + 9 = 666.

451034997399 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 451034997399 - 2¹¹ = 451034995351 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (451034997359) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 646072 + ... + 1148685.

It is an arithmetic number, because the mean of its divisors is an integer number (31031365820).

Almost surely, 2^451034997399 is an apocalyptic number.

451034997399 is a deficient number, since it is larger than the sum of its proper divisors (293717782281).

451034997399 is a wasteful number, since it uses less digits than its factorization.

451034997399 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1798759 (or 1798756 counting only the distinct ones).

The product of its (nonzero) digits is 33067440, while the sum is 63.

The spelling of 451034997399 in words is "four hundred fifty-one billion, thirty-four million, nine hundred ninety-seven thousand, three hundred ninety-nine".