1424384915545 has 8 divisors (see below), whose sum is σ = 1709309577096. Its totient is φ = 1139476146816.

The previous prime is 1424384915537. The next prime is 1424384915561. The reversal of 1424384915545 is 5455194834241.

It can be written as a sum of positive squares in 4 ways, for example, as 127355483161 + 1297029432384 = 356869^2 + 1138872^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1424384915545 - 2³ = 1424384915537 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3775132 + ... + 4135261.

It is an arithmetic number, because the mean of its divisors is an integer number (213663697137).

Almost surely, 2^{1424384915545} is an apocalyptic number.

It is an amenable number.

1424384915545 is a deficient number, since it is larger than the sum of its proper divisors (284924661551).

1424384915545 is an equidigital number, since it uses as much as digits as its factorization.

1424384915545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7946411.

The product of its digits is 13824000, while the sum is 55.

The spelling of 1424384915545 in words is "one trillion, four hundred twenty-four billion, three hundred eighty-four million, nine hundred fifteen thousand, five hundred forty-five".