1450706258221 has 32 divisors (see below), whose sum is σ = 1679987589120. Its totient is φ = 1238845104000.

The previous prime is 1450706258219. The next prime is 1450706258251. The reversal of 1450706258221 is 1228526070541.

It is a cyclic number.

It is not a de Polignac number, because 1450706258221 - 2¹ = 1450706258219 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 (1450706258251) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 47788770 + ... + 47819116.

It is an arithmetic number, because the mean of its divisors is an integer number (52499612160).

Almost surely, 2^{1450706258221} is an apocalyptic number.

1450706258221 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1450706258221 is a deficient number, since it is larger than the sum of its proper divisors (229281330899).

1450706258221 is a wasteful number, since it uses less digits than its factorization.

1450706258221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32305.

The product of its (nonzero) digits is 268800, while the sum is 43.

The spelling of 1450706258221 in words is "one trillion, four hundred fifty billion, seven hundred six million, two hundred fifty-eight thousand, two hundred twenty-one".