163045940428801 has 16 divisors (see below), whose sum is σ = 174285993385728. Its totient is φ = 152151876448000.

The previous prime is 163045940428747. The next prime is 163045940428817. The reversal of 163045940428801 is 108824049540361.

It is not a de Polignac number, because 163045940428801 - 2⁷ = 163045940428673 is a prime.

It is not an unprimeable number, because it can be changed into a prime (163045940428841) 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, 122358276 + ... + 123683626.

It is an arithmetic number, because the mean of its divisors is an integer number (10892874586608).

Almost surely, 2^{163045940428801} is an apocalyptic number.

It is an amenable number.

163045940428801 is a deficient number, since it is larger than the sum of its proper divisors (11240052956927).

163045940428801 is a wasteful number, since it uses less digits than its factorization.

163045940428801 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1455872.

The product of its (nonzero) digits is 6635520, while the sum is 55.

The spelling of 163045940428801 in words is "one hundred sixty-three trillion, forty-five billion, nine hundred forty million, four hundred twenty-eight thousand, eight hundred one".