1420454233563 has 8 divisors (see below), whose sum is σ = 1893950235408. Its totient is φ = 946963860384.

The previous prime is 1420454233519. The next prime is 1420454233573. The reversal of 1420454233563 is 3653324540241.

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

It is not a de Polignac number, because 1420454233563 - 2¹³ = 1420454225371 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1420454233573) by changing a digit.

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, 778156 + ... + 1856457.

It is an arithmetic number, because the mean of its divisors is an integer number (236743779426).

Almost surely, 2^{1420454233563} is an apocalyptic number.

1420454233563 is a deficient number, since it is larger than the sum of its proper divisors (473496001845).

1420454233563 is a wasteful number, since it uses less digits than its factorization.

1420454233563 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2814333.

The product of its (nonzero) digits is 1036800, while the sum is 42.

The spelling of 1420454233563 in words is "one trillion, four hundred twenty billion, four hundred fifty-four million, two hundred thirty-three thousand, five hundred sixty-three".