453540396544 has 20 divisors (see below), whose sum is σ = 906194973024. Its totient is φ = 226770198016.

The previous prime is 453540396473. The next prime is 453540396559. The reversal of 453540396544 is 445693045354.

It is a junction number, because it is equal to n+sod(n) for n = 453540396491 and 453540396500.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 442910032 + ... + 442911055.

Almost surely, 2^453540396544 is an apocalyptic number.

It is an amenable number.

453540396544 is a deficient number, since it is larger than the sum of its proper divisors (452654576480).

453540396544 is an frugal number, since it uses more digits than its factorization.

453540396544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 885821105 (or 885821089 counting only the distinct ones).

The product of its (nonzero) digits is 15552000, while the sum is 52.

It can be divided in two parts, 453540 and 396544, that added together give a square (850084 = 922²).

The spelling of 453540396544 in words is "four hundred fifty-three billion, five hundred forty million, three hundred ninety-six thousand, five hundred forty-four".