21003629962 has 8 divisors (see below), whose sum is σ = 36006222816. Its totient is φ = 9001555692.

The previous prime is 21003629917. The next prime is 21003629963. The reversal of 21003629962 is 26992630012.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (21003629963) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 750129628 + ... + 750129655.

It is an arithmetic number, because the mean of its divisors is an integer number (4500777852).

Almost surely, 2^21003629962 is an apocalyptic number.

21003629962 is a deficient number, since it is larger than the sum of its proper divisors (15002592854).

21003629962 is a wasteful number, since it uses less digits than its factorization.

21003629962 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1500259292.

The product of its (nonzero) digits is 69984, while the sum is 40.

The spelling of 21003629962 in words is "twenty-one billion, three million, six hundred twenty-nine thousand, nine hundred sixty-two".