1453450021463 has 8 divisors (see below), whose sum is σ = 1586089915536. Its totient is φ = 1320894806400.

The previous prime is 1453450021451. The next prime is 1453450021487. The reversal of 1453450021463 is 3641200543541.

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 1453450021463 - 2⁴ = 1453450021447 is a prime.

It is a super-2 number, since 2×1453450021463² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1453450051463) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21133856 + ... + 21202517.

It is an arithmetic number, because the mean of its divisors is an integer number (198261239442).

Almost surely, 2^{1453450021463} is an apocalyptic number.

1453450021463 is a deficient number, since it is larger than the sum of its proper divisors (132639894073).

1453450021463 is a wasteful number, since it uses less digits than its factorization.

1453450021463 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42339505.

The product of its (nonzero) digits is 172800, while the sum is 38.

The spelling of 1453450021463 in words is "one trillion, four hundred fifty-three billion, four hundred fifty million, twenty-one thousand, four hundred sixty-three".