21160134150433 has 16 divisors (see below), whose sum is σ = 21475031472000. Its totient is φ = 20846961717120.

The previous prime is 21160134150413. The next prime is 21160134150461. The reversal of 21160134150433 is 33405143106112.

It is a cyclic number.

It is not a de Polignac number, because 21160134150433 - 2¹⁷ = 21160134019361 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (21160134150413) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 562885468 + ... + 562923058.

It is an arithmetic number, because the mean of its divisors is an integer number (1342189467000).

Almost surely, 2^{21160134150433} is an apocalyptic number.

It is an amenable number.

21160134150433 is a deficient number, since it is larger than the sum of its proper divisors (314897321567).

21160134150433 is a wasteful number, since it uses less digits than its factorization.

21160134150433 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60312.

The product of its (nonzero) digits is 25920, while the sum is 34.

Adding to 21160134150433 its reverse (33405143106112), we get a palindrome (54565277256545).

The spelling of 21160134150433 in words is "twenty-one trillion, one hundred sixty billion, one hundred thirty-four million, one hundred fifty thousand, four hundred thirty-three".