21514044011152 has 80 divisors (see below), whose sum is σ = 55025988861312. Its totient is φ = 7889030645760.

The previous prime is 21514044011147. The next prime is 21514044011167. The reversal of 21514044011152 is 25111044041512.

21514044011152 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 513587823 + ... + 513629710.

Almost surely, 2^{21514044011152} is an apocalyptic number.

21514044011152 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

21514044011152 is an abundant number, since it is smaller than the sum of its proper divisors (33511944850160).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

21514044011152 is a wasteful number, since it uses less digits than its factorization.

21514044011152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1027217576 (or 1027217570 counting only the distinct ones).

The product of its (nonzero) digits is 6400, while the sum is 31.

Adding to 21514044011152 its reverse (25111044041512), we get a palindrome (46625088052664).

The spelling of 21514044011152 in words is "twenty-one trillion, five hundred fourteen billion, forty-four million, eleven thousand, one hundred fifty-two".