978041543540453 has 16 divisors (see below), whose sum is σ = 1118343824357760. Its totient is φ = 837884800476096.

The previous prime is 978041543540363. The next prime is 978041543540491. The reversal of 978041543540453 is 354045345140879.

It is a cyclic number.

It is not a de Polignac number, because 978041543540453 - 2⁸ = 978041543540197 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (978041543540653) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 527657663 + ... + 529507971.

It is an arithmetic number, because the mean of its divisors is an integer number (69896489022360).

Almost surely, 2^{978041543540453} is an apocalyptic number.

It is an amenable number.

978041543540453 is a deficient number, since it is larger than the sum of its proper divisors (140302280817307).

978041543540453 is a wasteful number, since it uses less digits than its factorization.

978041543540453 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1889596.

The product of its (nonzero) digits is 145152000, while the sum is 62.

The spelling of 978041543540453 in words is "nine hundred seventy-eight trillion, forty-one billion, five hundred forty-three million, five hundred forty thousand, four hundred fifty-three".