21414801151 has 8 divisors (see below), whose sum is σ = 22158536400. Its totient is φ = 20671418880.

The previous prime is 21414801139. The next prime is 21414801157. The reversal of 21414801151 is 15110841412.

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 21414801151 - 2¹¹ = 21414799103 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (21414801157) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 38296 + ... + 210466.

It is an arithmetic number, because the mean of its divisors is an integer number (2769817050).

Almost surely, 2^21414801151 is an apocalyptic number.

21414801151 is a deficient number, since it is larger than the sum of its proper divisors (743735249).

21414801151 is a wasteful number, since it uses less digits than its factorization.

21414801151 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 176489.

The product of its (nonzero) digits is 1280, while the sum is 28.

The spelling of 21414801151 in words is "twenty-one billion, four hundred fourteen million, eight hundred one thousand, one hundred fifty-one".