1453502640463 has 4 divisors (see below), whose sum is σ = 1467614316688. Its totient is φ = 1439390964240.

The previous prime is 1453502640461. The next prime is 1453502640467. The reversal of 1453502640463 is 3640462053541.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 1453502640463 - 2¹ = 1453502640461 is a prime.

It is a super-2 number, since 2×1453502640463² (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 (1453502640461) 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 3 ways as a sum of consecutive naturals, for example, 7055837958 + ... + 7055838163.

It is an arithmetic number, because the mean of its divisors is an integer number (366903579172).

Almost surely, 2^{1453502640463} is an apocalyptic number.

1453502640463 is a deficient number, since it is larger than the sum of its proper divisors (14111676225).

1453502640463 is a wasteful number, since it uses less digits than its factorization.

1453502640463 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14111676224.

The product of its (nonzero) digits is 1036800, while the sum is 43.

The spelling of 1453502640463 in words is "one trillion, four hundred fifty-three billion, five hundred two million, six hundred forty thousand, four hundred sixty-three".