160138197504 has 480 divisors, whose sum is σ = 504310847040. Its totient is φ = 50666176512.

The previous prime is 160138197497. The next prime is 160138197511. The reversal of 160138197504 is 405791831061.

160138197504 is a `hidden beast` number, since 1 + 6 + 0 + 138 + 1 + 9 + 7 + 504 = 666.

It is an interprime number because it is at equal distance from previous prime (160138197497) and next prime (160138197511).

It is a super-2 number, since 2×160138197504² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 160138197504.

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 47 ways as a sum of consecutive naturals, for example, 197945452 + ... + 197946260.

It is an arithmetic number, because the mean of its divisors is an integer number (1050647598).

Almost surely, 2^160138197504 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 160138197504, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (252155423520).

160138197504 is an abundant number, since it is smaller than the sum of its proper divisors (344172649536).

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

160138197504 is an frugal number, since it uses more digits than its factorization.

160138197504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 922 (or 894 counting only the distinct ones).

The product of its (nonzero) digits is 181440, while the sum is 45.

The spelling of 160138197504 in words is "one hundred sixty billion, one hundred thirty-eight million, one hundred ninety-seven thousand, five hundred four".