21036153602 has 16 divisors (see below), whose sum is σ = 33030044352. Its totient is φ = 10029024720.

The previous prime is 21036153599. The next prime is 21036153629. The reversal of 21036153602 is 20635163012.

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, 706724 + ... + 735887.

It is an arithmetic number, because the mean of its divisors is an integer number (2064377772).

Almost surely, 2^21036153602 is an apocalyptic number.

21036153602 is a deficient number, since it is larger than the sum of its proper divisors (11993890750).

21036153602 is a wasteful number, since it uses less digits than its factorization.

21036153602 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1442953.

The product of its (nonzero) digits is 6480, while the sum is 29.

The spelling of 21036153602 in words is "twenty-one billion, thirty-six million, one hundred fifty-three thousand, six hundred two".