5453240423545 has 4 divisors (see below), whose sum is σ = 6543888508260. Its totient is φ = 4362592338832.

The previous prime is 5453240423479. The next prime is 5453240423557.

It is a happy number.

5453240423545 is nontrivially palindromic in base 10.

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

It can be written as a sum of positive squares in 2 ways, for example, as 3112839176976 + 2340401246569 = 1764324^2 + 1529837^2 .

It is a cyclic number.

It is not a de Polignac number, because 5453240423545 - 2³⁷ = 5315801470073 is a prime.

It is a super-2 number, since 2×5453240423545² (a number of 26 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 5453240423495 and 5453240423504.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 545324042350 + ... + 545324042359.

It is an arithmetic number, because the mean of its divisors is an integer number (1635972127065).

Almost surely, 2^{5453240423545} is an apocalyptic number.

It is an amenable number.

5453240423545 is a deficient number, since it is larger than the sum of its proper divisors (1090648084715).

5453240423545 is a wasteful number, since it uses less digits than its factorization.

5453240423545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1090648084714.

The product of its (nonzero) digits is 5760000, while the sum is 46.

It can be divided in two parts, 5453240 and 423545, that added together give a palindrome (5876785).

The spelling of 5453240423545 in words is "five trillion, four hundred fifty-three billion, two hundred forty million, four hundred twenty-three thousand, five hundred forty-five".