163397501514 has 96 divisors (see below), whose sum is σ = 383513667264. Its totient is φ = 49979773440.

The previous prime is 163397501513. The next prime is 163397501539. The reversal of 163397501514 is 415105793361.

163397501514 is a `hidden beast` number, since 1 + 6 + 3 + 3 + 97 + 501 + 51 + 4 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 163397501514.

It is not an unprimeable number, because it can be changed into a prime (163397501513) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 43076802 + ... + 43080594.

It is an arithmetic number, because the mean of its divisors is an integer number (3994934034).

Almost surely, 2^163397501514 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 163397501514, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (191756833632).

163397501514 is an abundant number, since it is smaller than the sum of its proper divisors (220116165750).

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

163397501514 is a wasteful number, since it uses less digits than its factorization.

163397501514 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4852 (or 4849 counting only the distinct ones).

The product of its (nonzero) digits is 340200, while the sum is 45.

The spelling of 163397501514 in words is "one hundred sixty-three billion, three hundred ninety-seven million, five hundred one thousand, five hundred fourteen".