21007453627300 has 36 divisors (see below), whose sum is σ = 52098484997440. Its totient is φ = 7202555529120.

The previous prime is 21007453627297. The next prime is 21007453627301. The reversal of 21007453627300 is 372635470012.

It is not an unprimeable number, because it can be changed into a prime (21007453627301) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 15005323320 + ... + 15005324719.

Almost surely, 2^{21007453627300} is an apocalyptic number.

21007453627300 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

21007453627300 is an abundant number, since it is smaller than the sum of its proper divisors (31091031370140).

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

21007453627300 is a wasteful number, since it uses less digits than its factorization.

21007453627300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30010648060 (or 30010648053 counting only the distinct ones).

The product of its (nonzero) digits is 211680, while the sum is 40.

The spelling of 21007453627300 in words is "twenty-one trillion, seven billion, four hundred fifty-three million, six hundred twenty-seven thousand, three hundred".