160541621406931 has 16 divisors (see below), whose sum is σ = 171158159821824. Its totient is φ = 150057047346304.

The previous prime is 160541621406917. The next prime is 160541621406949. The reversal of 160541621406931 is 139604126145061.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 160541621406931 - 2²⁷ = 160541487189203 is a prime.

It is a super-2 number, since 2×160541621406931² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (160541621406031) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 22502605 + ... + 28765438.

It is an arithmetic number, because the mean of its divisors is an integer number (10697384988864).

Almost surely, 2^{160541621406931} is an apocalyptic number.

160541621406931 is a deficient number, since it is larger than the sum of its proper divisors (10616538414893).

160541621406931 is a wasteful number, since it uses less digits than its factorization.

160541621406931 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51269330.

The product of its (nonzero) digits is 933120, while the sum is 49.

The spelling of 160541621406931 in words is "one hundred sixty trillion, five hundred forty-one billion, six hundred twenty-one million, four hundred six thousand, nine hundred thirty-one".