1451320243504 has 10 divisors (see below), whose sum is σ = 2811932971820. Its totient is φ = 725660121744.

The previous prime is 1451320243453. The next prime is 1451320243537. The reversal of 1451320243504 is 4053420231541.

It is a self number, because there is not a number n which added to its sum of digits gives 1451320243504.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 45353757594 + ... + 45353757625.

It is an arithmetic number, because the mean of its divisors is an integer number (281193297182).

Almost surely, 2^{1451320243504} is an apocalyptic number.

It is an amenable number.

1451320243504 is a deficient number, since it is larger than the sum of its proper divisors (1360612728316).

1451320243504 is an equidigital number, since it uses as much as digits as its factorization.

1451320243504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 90707515227 (or 90707515221 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 34.

The spelling of 1451320243504 in words is "one trillion, four hundred fifty-one billion, three hundred twenty million, two hundred forty-three thousand, five hundred four".