163545011455463 has 12 divisors (see below), whose sum is σ = 180196692393624. Its totient is φ = 147205230732000.

The previous prime is 163545011455387. The next prime is 163545011455481. The reversal of 163545011455463 is 364554110545361.

It is not a de Polignac number, because 163545011455463 - 2²² = 163545007261159 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (163545011452463) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 728626556 + ... + 728850977.

It is an arithmetic number, because the mean of its divisors is an integer number (15016391032802).

Almost surely, 2^{163545011455463} is an apocalyptic number.

163545011455463 is a deficient number, since it is larger than the sum of its proper divisors (16651680938161).

163545011455463 is a wasteful number, since it uses less digits than its factorization.

163545011455463 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1457477746 (or 1457477645 counting only the distinct ones).

The product of its (nonzero) digits is 12960000, while the sum is 53.

The spelling of 163545011455463 in words is "one hundred sixty-three trillion, five hundred forty-five billion, eleven million, four hundred fifty-five thousand, four hundred sixty-three".