1424401520455 has 4 divisors (see below), whose sum is σ = 1709281824552. Its totient is φ = 1139521216360.

The previous prime is 1424401520453. The next prime is 1424401520483. The reversal of 1424401520455 is 5540251044241.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 1424401520455 - 2¹ = 1424401520453 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1424401520453) 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, 142440152041 + ... + 142440152050.

It is an arithmetic number, because the mean of its divisors is an integer number (427320456138).

Almost surely, 2^{1424401520455} is an apocalyptic number.

1424401520455 is a deficient number, since it is larger than the sum of its proper divisors (284880304097).

1424401520455 is an equidigital number, since it uses as much as digits as its factorization.

1424401520455 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 284880304096.

The product of its (nonzero) digits is 128000, while the sum is 37.

Adding to 1424401520455 its reverse (5540251044241), we get a palindrome (6964652564696).

The spelling of 1424401520455 in words is "one trillion, four hundred twenty-four billion, four hundred one million, five hundred twenty thousand, four hundred fifty-five".