451848531380 has 48 divisors (see below), whose sum is σ = 975488887296. Its totient is φ = 175722355200.

The previous prime is 451848531359. The next prime is 451848531437. The reversal of 451848531380 is 83135848154.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 1449749 + ... + 1733628.

It is an arithmetic number, because the mean of its divisors is an integer number (20322685152).

Almost surely, 2^451848531380 is an apocalyptic number.

It is an amenable number.

451848531380 is an abundant number, since it is smaller than the sum of its proper divisors (523640355916).

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

451848531380 is a wasteful number, since it uses less digits than its factorization.

451848531380 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3183584 (or 3183582 counting only the distinct ones).

The product of its (nonzero) digits is 1843200, while the sum is 50.

The spelling of 451848531380 in words is "four hundred fifty-one billion, eight hundred forty-eight million, five hundred thirty-one thousand, three hundred eighty".