21160341594 has 48 divisors (see below), whose sum is σ = 53466379200. Its totient is φ = 6045810120.

The previous prime is 21160341593. The next prime is 21160341607. The reversal of 21160341594 is 49514306112.

It is a happy number.

21160341594 is a `hidden beast` number, since 2 + 1 + 1 + 60 + 3 + 4 + 1 + 594 = 666.

It is not an unprimeable number, because it can be changed into a prime (21160341593) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1707492 + ... + 1719839.

It is an arithmetic number, because the mean of its divisors is an integer number (1113882900).

Almost surely, 2^21160341594 is an apocalyptic number.

21160341594 is an abundant number, since it is smaller than the sum of its proper divisors (32306037606).

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

21160341594 is a wasteful number, since it uses less digits than its factorization.

21160341594 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3427360 (or 3427343 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 36.

The spelling of 21160341594 in words is "twenty-one billion, one hundred sixty million, three hundred forty-one thousand, five hundred ninety-four".