21150023046433 has 8 divisors (see below), whose sum is σ = 22285969463520. Its totient is φ = 20016355360320.

The previous prime is 21150023046409. The next prime is 21150023046469. The reversal of 21150023046433 is 33464032005112.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 21150023046433 - 2¹³ = 21150023038241 is a prime.

It is a super-3 number, since 3×21150023046433³ (a number of 41 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (21150023086433) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 569663683 + ... + 569700808.

It is an arithmetic number, because the mean of its divisors is an integer number (2785746182940).

Almost surely, 2^{21150023046433} is an apocalyptic number.

It is an amenable number.

21150023046433 is a deficient number, since it is larger than the sum of its proper divisors (1135946417087).

21150023046433 is a wasteful number, since it uses less digits than its factorization.

21150023046433 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1139365487.

The product of its (nonzero) digits is 51840, while the sum is 34.

The spelling of 21150023046433 in words is "twenty-one trillion, one hundred fifty billion, twenty-three million, forty-six thousand, four hundred thirty-three".