163275506374 has 8 divisors (see below), whose sum is σ = 245033380080. Its totient is φ = 81597713016.

The previous prime is 163275506363. The next prime is 163275506399. The reversal of 163275506374 is 473605572361.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×163275506374² (a number of 23 digits) contains 22 as substring.

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 in 3 ways as a sum of consecutive naturals, for example, 20014989 + ... + 20023144.

It is an arithmetic number, because the mean of its divisors is an integer number (30629172510).

Almost surely, 2^163275506374 is an apocalyptic number.

163275506374 is a deficient number, since it is larger than the sum of its proper divisors (81757873706).

163275506374 is a wasteful number, since it uses less digits than its factorization.

163275506374 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40040174.

The product of its (nonzero) digits is 3175200, while the sum is 49.

The spelling of 163275506374 in words is "one hundred sixty-three billion, two hundred seventy-five million, five hundred six thousand, three hundred seventy-four".