163143220420510 has 256 divisors, whose sum is σ = 340523892172800. Its totient is φ = 55654631884800.

The previous prime is 163143220420471. The next prime is 163143220420561. The reversal of 163143220420510 is 15024022341361.

It is a super-2 number, since 2×163143220420510² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 69689541940 + ... + 69689544280.

It is an arithmetic number, because the mean of its divisors is an integer number (1330171453800).

Almost surely, 2^{163143220420510} is an apocalyptic number.

163143220420510 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

163143220420510 is an abundant number, since it is smaller than the sum of its proper divisors (177380671752290).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

163143220420510 is a wasteful number, since it uses less digits than its factorization.

163143220420510 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3347.

The product of its (nonzero) digits is 34560, while the sum is 34.

Adding to 163143220420510 its reverse (15024022341361), we get a palindrome (178167242761871).

The spelling of 163143220420510 in words is "one hundred sixty-three trillion, one hundred forty-three billion, two hundred twenty million, four hundred twenty thousand, five hundred ten".