21514420014530 has 16 divisors (see below), whose sum is σ = 38755676660544. Its totient is φ = 8599163420400.

The previous prime is 21514420014509. The next prime is 21514420014589. The reversal of 21514420014530 is 3541002441512.

It is a super-2 number, since 2×21514420014530² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

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, 825559496 + ... + 825585555.

It is an arithmetic number, because the mean of its divisors is an integer number (2422229791284).

Almost surely, 2^{21514420014530} is an apocalyptic number.

21514420014530 is a deficient number, since it is larger than the sum of its proper divisors (17241256646014).

21514420014530 is a wasteful number, since it uses less digits than its factorization.

21514420014530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1651146361.

The product of its (nonzero) digits is 19200, while the sum is 32.

The spelling of 21514420014530 in words is "twenty-one trillion, five hundred fourteen billion, four hundred twenty million, fourteen thousand, five hundred thirty".