163303427136 has 112 divisors (see below), whose sum is σ = 436481817408. Its totient is φ = 53880422400.

The previous prime is 163303427129. The next prime is 163303427149. The reversal of 163303427136 is 631724303361.

It is a super-2 number, since 2×163303427136² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 163303427094 and 163303427103.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17590816 + ... + 17600096.

It is an arithmetic number, because the mean of its divisors is an integer number (3897159084).

Almost surely, 2^163303427136 is an apocalyptic number.

163303427136 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 163303427136, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (218240908704).

163303427136 is an abundant number, since it is smaller than the sum of its proper divisors (273178390272).

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

163303427136 is a wasteful number, since it uses less digits than its factorization.

163303427136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10220 (or 10210 counting only the distinct ones).

The product of its (nonzero) digits is 163296, while the sum is 39.

The spelling of 163303427136 in words is "one hundred sixty-three billion, three hundred three million, four hundred twenty-seven thousand, one hundred thirty-six".