21032583410 has 16 divisors (see below), whose sum is σ = 37861672536. Its totient is φ = 8412361728.

The previous prime is 21032583401. The next prime is 21032583431. The reversal of 21032583410 is 1438523012.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 12121789801 + 8910793609 = 110099^2 + 94397^2 .

It is an alternating number because its digits alternate between even and odd.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 59192 + ... + 213468.

Almost surely, 2^21032583410 is an apocalyptic number.

21032583410 is a deficient number, since it is larger than the sum of its proper divisors (16829089126).

21032583410 is a wasteful number, since it uses less digits than its factorization.

21032583410 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 167917.

The product of its (nonzero) digits is 5760, while the sum is 29.

The spelling of 21032583410 in words is "twenty-one billion, thirty-two million, five hundred eighty-three thousand, four hundred ten".