21410545395 has 8 divisors (see below), whose sum is σ = 34256872656. Its totient is φ = 11418957536.

The previous prime is 21410545391. The next prime is 21410545411. The reversal of 21410545395 is 59354501412.

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 21410545395 - 2² = 21410545391 is a prime.

It is a super-2 number, since 2×21410545395² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (21410545391) 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, 713684832 + ... + 713684861.

It is an arithmetic number, because the mean of its divisors is an integer number (4282109082).

Almost surely, 2^21410545395 is an apocalyptic number.

21410545395 is a deficient number, since it is larger than the sum of its proper divisors (12846327261).

21410545395 is a wasteful number, since it uses less digits than its factorization.

21410545395 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1427369701.

The product of its (nonzero) digits is 108000, while the sum is 39.

The spelling of 21410545395 in words is "twenty-one billion, four hundred ten million, five hundred forty-five thousand, three hundred ninety-five".