21362357704 has 16 divisors (see below), whose sum is σ = 42162548400. Its totient is φ = 10119011472.

The previous prime is 21362357677. The next prime is 21362357717. The reversal of 21362357704 is 40775326312.

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 3 ways as a sum of consecutive naturals, for example, 70270762 + ... + 70271065.

It is an arithmetic number, because the mean of its divisors is an integer number (2635159275).

Almost surely, 2^21362357704 is an apocalyptic number.

It is an amenable number.

21362357704 is a deficient number, since it is larger than the sum of its proper divisors (20800190696).

21362357704 is a wasteful number, since it uses less digits than its factorization.

21362357704 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 140541852 (or 140541848 counting only the distinct ones).

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

The spelling of 21362357704 in words is "twenty-one billion, three hundred sixty-two million, three hundred fifty-seven thousand, seven hundred four".