160421785424439 has 32 divisors (see below), whose sum is σ = 275870871498240. Its totient is φ = 80462337513600.

The previous prime is 160421785424377. The next prime is 160421785424443. The reversal of 160421785424439 is 934424587124061.

It is a happy number.

160421785424439 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 160421785424439 - 2¹² = 160421785420343 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (160421785424449) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 11973555432 + ... + 11973568829.

It is an arithmetic number, because the mean of its divisors is an integer number (8620964734320).

It is a 1-persistent number, because it is pandigital, but 2⋅160421785424439 = 320843570848878 is not.

Almost surely, 2^{160421785424439} is an apocalyptic number.

160421785424439 is a deficient number, since it is larger than the sum of its proper divisors (115449086073801).

160421785424439 is a wasteful number, since it uses less digits than its factorization.

160421785424439 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23947124311.

The product of its (nonzero) digits is 46448640, while the sum is 60.

The spelling of 160421785424439 in words is "one hundred sixty trillion, four hundred twenty-one billion, seven hundred eighty-five million, four hundred twenty-four thousand, four hundred thirty-nine".