163575341657 has 16 divisors (see below), whose sum is σ = 213166058112. Its totient is φ = 121809173760.

The previous prime is 163575341651. The next prime is 163575341681. The reversal of 163575341657 is 756143575361.

It is a cyclic number.

It is not a de Polignac number, because 163575341657 - 2¹⁰ = 163575340633 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 163575341599 and 163575341608.

It is not an unprimeable number, because it can be changed into a prime (163575341651) 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, 52867019 + ... + 52870112.

It is an arithmetic number, because the mean of its divisors is an integer number (13322878632).

Almost surely, 2^163575341657 is an apocalyptic number.

163575341657 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

It is an amenable number.

163575341657 is a deficient number, since it is larger than the sum of its proper divisors (49590716455).

163575341657 is a wasteful number, since it uses less digits than its factorization.

163575341657 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105737168.

The product of its digits is 7938000, while the sum is 53.

The spelling of 163575341657 in words is "one hundred sixty-three billion, five hundred seventy-five million, three hundred forty-one thousand, six hundred fifty-seven".